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  • TheTVDB.com Season ID 1956758
  • Created December 28, 2012
  • Modified April 23, 2024
When available, episode names will be translated into your preferred language. Otherwise they will be shown using the series' origin language.
Name First Aired Runtime Image
S2021E01 3 Things We Really Want to Know About COVID-19
January 1, 2021
6
S2021E02 These Frogs Hide Thanks to Transparent Skin
January 2, 2021
3
S2021E03 6 Types of Odd Body Armor
January 3, 2021
11
S2021E04 What Fruit Flies Taught Us About Human Biology
January 4, 2021
6
S2021E05 Can You Drink Snake Venom?
January 5, 2021
4
S2021E06 How Alchemy Led to Modern-Day Chemistry & Medicine
January 6, 2021
12
S2021E07 Those White Crusts on Whales Are Alive and Full of Stories
January 7, 2021
5
S2021E08 Tapputi-Belatekallim: The First Chemical Engineer | Great Minds
January 8, 2021
6
S2021E09 Why Do Fish School?
January 9, 2021
4
S2021E10 6 Animals That Thrive Upside-Down
January 10, 2021
10
S2021E11 How Volcanoes’ Music Could Help Us Predict Them
January 11, 2021
4
S2021E12 Photosynthesis WITHOUT THE SUN
January 12, 2021
4
S2021E13 The Untold Story of the First Vaccine
January 13, 2021
11
S2021E14 Sparkling Clouds and Other Wild Ways Cephalopods Use Ink
January 14, 2021
5
S2021E15 What to Know About the New COVID Variants | SciShow News
January 15, 2021
7
S2021E16 So Apparently Platypuses Glow in the Dark
January 16, 2021
4
S2021E17 Sneaky Ways Chemists Are Making Our World Safer
January 17, 2021
11
S2021E18 Here's What Kevlar and Your Smartphone Have in Common
January 18, 2021
6
S2021E19 When Algae Learned to Hunt
January 19, 2021
4
S2021E20 There is So Much We Got Wrong about Corals...
January 20, 2021
12
S2021E21 How "Cold-Blooded" Animals Survive the Cold
January 21, 2021
6
S2021E22 Oh No...Is Nature Going to Make Climate Change WORSE?! | SciShow News
January 22, 2021
6
S2021E23 Is There a Way to Sober Up Faster?
January 23, 2021
3
S2021E24 8 Bone Eating Animals
January 24, 2021
9
S2021E25 How Rain Might Make Mountains Grow
January 25, 2021
5
S2021E26 Why Does the Ocean Smell Like That?
January 26, 2021
4
S2021E27 A User's Guide to the Human Body
January 27, 2021
23
S2021E28 The Scientist Who Mapped the Seafloor: Marie Tharp | Great Minds
January 28, 2021
5
S2021E29 We Know More About Those COVID-19 Variants. It's Not Great | SciShow News
January 29, 2021
6
S2021E30 Earth Has Another Magnetic Field
January 30, 2021
4
S2021E31 5 Tiny Bots Inspired by Nature
January 31, 2021
12
S2021E32 Why Some Countries Are Delaying COVID Booster Shots
February 1, 2021
7
S2021E33 Why Moose Love Licking Cars
February 2, 2021
3
S2021E34 Why It Actually Took 50 Years to Make COVID mRNA Vaccines
February 3, 2021
3
S2021E35 Foxes Might Use Magnetic Fields to Hunt
February 4, 2021
5
S2021E36 The Science of Why Bacon and Eggs Are the Perfect Match
February 6, 2021
3
S2021E37 Life or Death Farts: How Animals Use Passed Gas
February 7, 2021
11
S2021E38 You're Losing Bones Right Now
February 8, 2021
5
S2021E39 The Secret of Regeneration in... Alligators
February 9, 2021
5
S2021E40 Crabs Keep Turning Into Land Animals!
February 10, 2021
9
S2021E41 Why Are COVID Fatality Rates Dropping?
February 11, 2021
6
S2021E42 Second COVID Vaccine Shot Side Effects
February 12, 2021
6
S2021E43 The Shrimp and the Sponge: A Deep Sea Love Story
February 13, 2021
4
S2021E44 5 Times Evolution Should Have Planned Ahead
February 14, 2021
12
S2021E45 The Carnivorous Plants That Gave Up Meat for Poop
February 15, 2021
5
S2021E46 This Beautiful House Is Made of Snot
February 16, 2021
4
S2021E47 How Archaeologists Are Literally Recreating the Past | Experimental Archaeology
February 17, 2021
12
S2021E48 The Gulf of California's Upside-Down Mirror Pools | Weird Places
February 18, 2021
6
S2021E49 The Oldest DNA Ever Found
February 19, 2021
6
S2021E50 How to Catch a Bird… If You’re a Fish
February 20, 2021
3
S2021E51 5 Technologies Helping Us Explore The Deep Ocean
February 21, 2021
10
S2021E52 The 22 Year-Old Chemist Who Changed Leprosy Treatment | Great Minds
February 22, 2021
5
S2021E53 Why Pandas LOVE Rolling in Horse Manure
February 23, 2021
3
S2021E54 Body Parts You’ve Never Heard Of
February 25, 2021
5
S2021E55 Microbes Might Survive on Mars | SciShow News
February 6, 2021
6
S2021E56 Why Thai Shrimps Parade on Land
February 27, 2021
4
S2021E57 5 Toxins Animals Steal For Themselves
February 28, 2021
10
S2021E58 Make Your Own Edible Bubbles! | Spherification
March 1, 2021
6
S2021E59 Prelude to a Revolution | Antibodies Series Part 1
March 2, 2021
8
S2021E60 Creating $122 Billion of Antibodies | Antibodies Series Part 2
March 3, 2021
6
S2021E61 Smaller, Better, Faster, Stronger: the "Antibodies" of the Future | Antibodies Mini-Series Part 3
March 4, 2021
6
S2021E62 How The One-Shot COVID Vaccine Changes Things
March 5, 2021
6
S2021E63 Underwater Animals Are So Loud, They'd Damage Our Hearing
March 7, 2021
11
S2021E64 Breast Cancer gets Worse in the Spring and Fall. But...Why?
March 8, 2021
6
S2021E65 Warding Off Murder Hornets with... Poop?
March 9, 2021
3
S2021E66 These Bats Make Tiny Snow Caves
March 9, 2021
3
S2021E67 The Greenest Grocery Bag
March 10, 2021
11
S2021E68 The Scientist Who Made the Internet Possible | Great Minds: Narinder Singh Kapany
March 11, 2021
6
S2021E69 COVID Variant Recombination: Threat or Achilles Heel?
March 12, 2021
7
S2021E70 Anal Teeth, Paralyzing Farts, and Other Weaponized Butts
March 14, 2021
10
S2021E71 Why Do Humans Have Butts?
March 14, 2021
3
S2021E72 Cephalopods Have a Totally Wild Way of Adapting
March 15, 2021
6
S2021E73 Why Do Our Bones Make Our Blood?
March 16, 2021
5
S2021E74 The Mysterious Origins of the Nucleus
March 18, 2021
9
S2021E75 We Found a Bunch of New Eye Color Genes | SciShow News
March 19, 2021
3
S2021E76 Slingshot Spiders Put Fighter Pilots to Shame
March 20, 2021
4
S2021E77 These Extinct Birds Really Stretch the Definition of “Bird”
March 21, 2021
11
S2021E78 Whale Poop Helps Cool Our Planet
March 22, 2021
6
S2021E79 There Are Mountains Deep Within the Earth
March 23, 2021
4
S2021E80 Your Phone and You: How Your Cell Affects You
March 24, 2021
19
S2021E81 Why Only Some Vaccines Need Booster Shots
March 25, 2021
7
S2021E82 Big Breakthrough in Artificial Wombs | SciShow News
March 26, 2021
5
S2021E83 Ghost Crabs Take Stomach Growling to a Whole New Level
March 27, 2021
3
S2021E84 5 Ways Biology Is Transforming Buildings
March 28, 2021
12
S2021E85 Why Haven't We Built a Better Battery?
March 29, 2021
5
S2021E86 We Use Black Holes to Study Tectonic Plates
March 30, 2021
3
S2021E87 Engineering Plants That Fertilize Themselves to Save the World
March 31, 2021
12
S2021E88 These Insects are Smaller than a Single Cell...How?!
April 1, 2021
6
S2021E89 Whiteflies Destroy Crops Thanks to a Stolen Plant Gene | SciShow News
April 2, 2021
5
S2021E90 Why These Bees Just Keep Staring at Flowers
April 3, 2021
3
S2021E91 Animals Inspiring the Armor of the Future
April 4, 2021
12
S2021E92 Do We Need a Negative Leap Second?
April 5, 2021
6
S2021E93 We Had Catnip All Wrong
April 6, 2021
4
S2021E94 The Hamster That Saved Thousands of COVID Patients
April 7, 2021
10
S2021E95 Heat-Seekers: Harnessing the Infrared Senses of Animals
April 8, 2021
7
S2021E96 Bones Began as Mineral Batteries
April 9, 2021
6
S2021E97 5 Animals With Superpowered Senses
April 11, 2021
11
S2021E98 Dire Wolves Were Real! But Not Wolves
April 12, 2021
6
S2021E99 The Common Houseplant That Hasn’t Flowered in Almost 60 Years
April 12, 2021
4
S2021E100 The Mosquito That Doesn’t Bite You, Even Though It Could
April 13, 2021
3
S2021E101 Without Volcanoes, Earth Might be Dead
April 14, 2021
10
S2021E102 What Happens When a Venomous Snake Bites Itself?
April 15, 2021
7
S2021E103 The Experiment That May Have Broken Physics | SciShow News
April 16, 2021
5
S2021E104 These Plants Are the Same Species
April 17, 2021
4
S2021E105 Basically Every Mammal Is Good at Swimming... Except Us
April 18, 2021
12
S2021E106 How Do mRNA Vaccines Work?
April 19, 2021
6
S2021E107 Relative Humidity Isn't What You Think It Is
April 20, 2021
3
S2021E108 The Unsung Scientist Behind the Building Blocks of DNA | Marie M. Daly
April 22, 2021
5
S2021E109 Electric Eels Bigger Than You Zap in PACKS
April 24, 2021
4
S2021E110 What Glowing Fish and Your Dress Shirt Have in Common
April 25, 2021
11
S2021E111 How an Ancient Remedy Became a Modern Cure for Malaria
April 26, 2021
5
S2021E112 Why Are Some COVID-19 Cases Asymptomatic?
April 28, 2021
10
S2021E113 Aquatic Animals That Live in Trees
April 29, 2021
6
S2021E114 Geological Misfits: 4 Small Weird Places
May 2, 2021
12
S2021E115 Thank Climate Change for the Awful Allergy Season
May 3, 2021
S2021E116 The Stressful Reasons Corals Are Becoming More Colorful
May 4, 2021
4
S2021E117 Are Viruses Alive?
May 2, 2021
12
S2021E118 High-Tech Ways Genomics is Changing Field Biology
May 6, 2021
6
S2021E119 Climate Change Moved the North Pole
May 7, 2021
5
S2021E120 Why You Can't Bake a Mason Jar
May 8, 2021
4
S2021E121 "Alternative" Alternative Energies
May 9, 2021
12
S2021E122 Meet the Real Tyrannosaurus rex
May 10, 2021
6
S2021E123 We’re Giving Nature a Vitamin Deficiency
May 12, 2021
12
S2021E124 Why Bacteria Don't Outweigh the Earth
May 13, 2021
7
S2021E125 A Vaccine for Asthma? #inmice | SciShow News
May 14, 2021
7
S2021E126 The Secrets Hidden in Your Tears, Earwax, and Other Secretions
May 16, 2021
9
S2021E127 The Search for Tasmanian Tigers Continues
May 20, 2021
5
S2021E128 Oxygen Enemas Could Save Lives
May 21, 2021
6
S2021E129 What Does a 95% Effective Vaccine Really Mean?
May 22, 2021
5
S2021E130 5 Beautifully Complex Ways to Fly
May 23, 2021
11
S2021E131 How the Manhattan Project Gave Us Today's Air Filters
May 24, 2021
7
S2021E132 What If Your Arm Falls Off Right After a Vaccine?
May 25, 2021
4
S2021E133 20 Minutes of Amazing Stuff About Bees
May 26, 2021
20
S2021E134 The Science of the World's Most Colorful Corn
May 27, 2021
6
S2021E135 Treating Blindness With Light (and Gene Therapy) | SciShow News
May 28, 2021
6
S2021E136 Why Are Mules Sterile?
May 29, 2021
4
S2021E137 6 Mysteries Geologists Can’t Explain — Yet!
May 30, 2021
13
S2021E138 Meet Our Nitrogen-Breathing Bacterial Relative
May 31, 2021
6
S2021E139 Maybe Yawning Protects You From...Snakes?
June 1, 2021
3
S2021E140 Why Some DNA Is Selfish
June 2, 2021
10
S2021E141 Do You Need a Copper Pot?
June 3, 2021
5
S2021E142 These Adorable Puppies Were Born Smart | SciShow News
June 4, 2021
6
S2021E143 Why Do Flamingos Stand on One Leg?
June 5, 2021
5
S2021E144 What Fake Fragrances Teach Us About Sustainability
June 6, 2021
12
S2021E145 Animal-Free Animal Products With Cellular Agriculture
June 7, 2021
5
S2021E146 Everest Doesn’t Always Feel Like the Tallest Mountain
June 8, 2021
4
S2021E147 Why Animals Keep Self-Amputating
June 10, 2021
6
S2021E148 Best Nap Ever: Rotifers Wake Up After 24,000 Years
June 11, 2021
6
S2021E149 Why Are Periodical Cicadas So ... Periodical?
June 12, 2021
4
S2021E150 DNA: Not Just for Life Anymore!
June 13, 2021
5
S2021E151 The Brewer Who Secretly Revolutionized Statistics | Great Minds: William Gosset
June 14, 2021
6
S2021E152 How Earth Recycled a Mountain Range
June 15, 2021
4
S2021E153 Living Fossils Are Dead! Long Live Living Fossils
June 16, 2021
11
S2021E154 An Unexpected Tool to Track Ancient Civilizations...Bacteria
June 18, 2021
6
S2021E155 Our Boats Are Changing the Tide
June 19, 2021
4
S2021E156 4 Weird Unsolved Mysteries of Math
June 20, 2021
9
S2021E157 We Solved the Mystery of the Dying Birds
June 21, 2021
7
S2021E158 Radiation Is a Green Diamond’s Best Friend
June 22, 2021
4
S2021E159 5 Body Hacks for When You’re Sick
June 23, 2021
10
S2021E160 The Hidden Superpowers of Moss
June 24, 2021
5
S2021E161 The People Who Lived in Denisova Cave | SciShow News
June 25, 2021
6
S2021E162 Poisons and Venoms and Toxins, Oh My!
June 27, 2021
24
S2021E163 Can Climate Change Make Lightning… Supercharged?
June 28, 2021
5
S2021E164 How These Snakes Evolved to Spit… IN YOUR EYE
June 29, 2021
4
S2021E165 Serious Play: 4 Toys That Inspired Scientific Breakthroughs
June 30, 2021
9
S2021E166 What’s a Particle Accelerator Doing in a Hospital?
July 1, 2021
5
S2021E167 Meet Dragon Man, Humans’ Possible New Relative | SciShow News
July 2, 2021
5
S2021E168 The Blinding White Remains of a Dying Sea | Weird Places: White Sands
July 5, 2021
6
S2021E169 The Wasp That Reprograms Spiders
July 6, 2021
4
S2021E170 What’s in the 4% of our DNA that makes us different from chimps?
July 7, 2021
11
S2021E171 Does Your Cockatiel Have an Accent?
July 8, 2021
5
S2021E172 Mammals, Mutants, and… Roaches: The Science of Milk
July 11, 2021
21
S2021E173 How are Koalas alive?
July 12, 2021
5
S2021E174 Wood-eating Clams: The Real Kraken?
July 13, 2021
3
S2021E175 5 Times Animals Inspired Better Drugs
July 14, 2021
11
S2021E176 Seeing Like Mantis Shrimp to Spot Cancer
July 15, 2021
6
S2021E177 Parkinson’s Isn’t Inherited (Usually), but This Gene Matters
July 16, 2021
5
S2021E178 Tour the Solar System with SciShow Space
July 18, 2021
36
S2021E179 Why These Baby Bees Love Jam Sessions
July 20, 2021
4
S2021E180 How Knots Help Us Understand the World
July 21, 2021
11
S2021E181 The Plants That Live on Artificial Light (and Why That’s Bad)
July 22, 2021
6
S2021E182 If Tomatoes Could Talk, Here’s What They’d Say | SciShow News
July 23, 2021
5
S2021E183 Earwax, Butt Hair, and Other Weird Human Attributes
July 25, 2021
22
S2021E184 Crocodile Tears Are Real (And Could Help Cure Dry Eyes)
July 26, 2021
4
S2021E185 These Baby Shrimp Really Pack a Punch!
July 27, 2021
4
S2021E186 5 Robots You Can Hug
July 28, 2021
12
S2021E187 A Better Way to Do Nuclear Energy?
July 29, 2021
7
S2021E188 The New Oldest Animal Fossils?
July 30, 2021
6
S2021E189 The Weird, Delightful Smells of Being Human
August 1, 2021
22
S2021E190 No Hips, No Problem: Better Hip Replacements From Snakes
August 2, 2021
6
S2021E191 Why Don't We Eat Pop-Quinoa?
August 3, 2021
3
S2021E192 5 Computer Scientists Who Changed Programming Forever
August 4, 2021
12
S2021E193 Why There's a Straight Line Through Scotland
August 5, 2021
3
S2021E194 How Earth's Rotation Affects Our Oxygen | SciShow News
August 6, 2021
6
S2021E195 A Season for Disease'n
August 8, 2021
24
S2021E196 Can Bees Get Jet-Lag?
August 9, 2021
4
S2021E197 Why Biting Ice Cream Hurts So Bad
August 10, 2021
3
S2021E198 Did Dinos Dance? And Other Behavior Questions
August 11, 2021
11
S2021E199 How Ancient Human Clues Ended Up in Rock
August 12, 2021
6
S2021E200 What You Need to Know About the Delta Variant
August 13, 2021
7
S2021E201 Snakes: Scaly, Serpentine Sensations!
August 15, 2021
27
S2021E202 Is Coffee Disappearing... or Will It Just Taste Different?
August 16, 2021
5
S2021E203 The Real Reason Dogs Kick When You Scratch Them
August 17, 2021
3
S2021E204 5 Weird Things We Believe About Death
August 18, 2021
9
S2021E205 Why Does Rubbing Tired Eyes Feel Good?
August 19, 2021
3
S2021E206 There’s Hope in the Latest Climate Report
August 20, 2021
6
S2021E207 Good Vibrations
August 22, 2021
20
S2021E208 The Salamander That Refuses to Grow Up
August 23, 2021
4
S2021E209 The Speedy Cold-Hearted Tuna
August 24, 2021
4
S2021E210 6 Toilets From History, and What They Taught Us
August 25, 2021
11
S2021E211 This Tortoise Has a Taste for Blood | SciShow News
August 27, 2021
7
S2021E212 Seven Ways Poop Saves Lives
August 30, 2021
29
S2021E213 Why Can’t We Make New Stradivari Violins?
August 30, 2021
8
S2021E214 These Glaciers Cannot Melt
August 31, 2021
3
S2021E215 Will We Ever be Able to Predict Earthquakes?
September 1, 2021
30
S2021E216 We Skipped Flu Season. That's Bad
September 2, 2021
5
S2021E217 The Secret to Better Chocolate Was Inside Us All Along
September 3, 2021
6
S2021E218 The Genetic Code Sucks. Let’s Do Better
September 5, 2021
12
S2021E219 Sniffing Out a Seabird in the Desert
September 6, 2021
3
S2021E220 Is Glass a Liquid?
September 7, 2021
5
S2021E221 Manipulating plant genes...through grafting!
September 8, 2021
11
S2021E222 Studying Poop to Save Species
September 9, 2021
5
S2021E223 Bigger Beaks Through Climate Change | SciShow News
September 10, 2021
6
S2021E224 Seeing Sick Birds Boosts Canaries’ Immune Responses
September 11, 2021
3
S2021E225 What Can We Learn from Baby's First Poop?
September 13, 2021
6
S2021E226 Why Curveballs Are in the Eye of the Beholder
September 14, 2021
3
S2021E227 Why Y Chromosomes Won’t Be Around Forever
September 15, 2021
12
S2021E228 Slowly Solving the Mystery of Turtle Origins
September 16, 2021
7
S2021E229 Some Butterflies Are Secretly Cannibals
September 17, 2021
6
S2021E230 How Do Ducks Stay Dry?
September 18, 2021
4
S2021E231 A Story of Wrong-Way Migration, Caused By Climate Change
September 20, 2021
5
S2021E232 How the Internet Can Finally Answer Its Own Cat Questions
September 21, 2021
5
S2021E233 Why Do Strawberries Have Eight Copies of Their Genes
September 23, 2021
7
S2021E234 Seed-Inspired Microdevices and Zombie Plants
September 24, 2021
7
S2021E235 What Megalodon’s Teeth Say About Their Parenting
September 25, 2021
4
S2021E236 These Superpowered Animals Use Your 5 Senses, But Better
September 26, 2021
9
S2021E237 Detecting Earthquakes: AI vs. Citizen Scientists
September 27, 2021
5
S2021E238 Catching Alzheimer's 25 Years Earlier
September 28, 2021
5
S2021E239 These AIs Are About to Revolutionize Biology
September 29, 2021
12
S2021E240 Tsunamis... From the Sky?
September 30, 2021
5
S2021E241 The Secret to Big Gains? Healthy Gut Bacteria
October 1, 2021
6
S2021E242 Why Does Being in the Sun Make You So Tired?
October 5, 2021
3
S2021E243 Hilde Mangold and the Organizer of Life | Great Minds
October 7, 2021
6
S2021E244 How a Constipation Drug Might Help Mental Illness | SciShow News
October 8, 2021
6
S2021E245 The Mollusk Hiding Rare Minerals in its Teeth
October 9, 2021
4
S2021E246 A Blood Test for Cancer
October 11, 2021
6
S2021E247 Paleontology's Technicolor Moment
October 13, 2021
12
S2021E248 Could We Spot Alzheimer’s Early With RNA? | SciShow News
October 15, 2021
6
S2021E249 Bears Have Babies While They’re Hibernating
October 16, 2021
7
S2021E250 6 Non-Mammal "Milk" Producers
October 17, 2021
9
S2021E251 The Fish that Strolls on the Sea Floor
October 18, 2021
6
S2021E252 How Do These Creepy Eyeball Rocks Form?
October 19, 2021
3
S2021E253 What If All Viruses Vanished?
October 20, 2021
11
S2021E254 How Continent-Sized Dust Storms Form
October 21, 2021
6
S2021E255 News | Where Did Domesticated Horses Come From?
October 22, 2021
6
S2021E256 These Shrimp Love a Good Boil
October 23, 2021
4
S2021E257 Can Seaweed Save the World?
October 25, 2021
5
S2021E258 Can You Bamboozle Birds With Magic?
October 26, 2021
5
S2021E259 Tracking Plant Genetics Through Art
October 27, 2021
9
S2021E260 Karaoke Lemurs and the Evolution of Music
October 29, 2021
7
S2021E261 Trees: The Dating Apps For Bears
October 30, 2021
4
S2021E262 Do You Need a Brain to Sleep?
November 1, 2021
6
S2021E263 This Plant Attracts Bats With a Satellite Dish
November 2, 2021
4
S2021E264 Antihistamines for Everything?
November 3, 2021
12
S2021E265 Archeology from Space: Mapping Tombs with Satellites
November 4, 2021
6
S2021E266 Condor Females Don’t Need a Male to Hatch Chicks
November 5, 2021
6
S2021E267 4 of Physics’ (Other) Greatest Mysteries
November 6, 2021
11
S2021E268 How Do Pineapples Eat Us Back?
November 9, 2021
2
S2021E269 Which Seafood Is Better for the Environment: Farmed or Wild Caught?
November 10, 2021
10
S2021E270 Hydrogen Bonding…but With Carbon | Great minds: June Sutor
November 11, 2021
6
S2021E271 The Cost of Saving a Drowning Town
November 12, 2021
6
S2021E272 Can You Get a Sunburn Behind a Window?
November 13, 2021
4
S2021E273 5 Weird Things That Can Catch Fire
November 14, 2021
10
S2021E274 Unexpected Ways Scientists Use GPS
November 15, 2021
7
S2021E275 How Did North America End Up With a Marsupial?
November 17, 2021
4
S2021E276 The Bigger Stem Cells Are, the Harder They Fall
November 19, 2021
6
S2021E277 4 Ways Ancient Infrastructure Can Prepare Us for the Future
November 21, 2021
10
S2021E278 Hydras Are What They Eat
November 23, 2021
5
S2021E279 What Really Goes Into Storing Food for the Winter?
November 25, 2021
5
S2021E280 Why Do Manatees Die When Power Plants Shut Down?
November 27, 2021
5
S2021E281 When a cow has to go, does it ask other cows to "moove?"
November 29, 2021
1
S2021E282 The Ancient Footprints that Changed The Timeline of Human History
November 29, 2021
5
S2021E283 This tiny rolling robot self-assembles with heat!
December 1, 2021
1
S2021E284 SPNs Might Change the World, So What Are They?
December 3, 2021
7
S2021E285 What We Can Learn from 5 Times Rivers Ran Backward
December 5, 2021
12
S2021E286 What's up with cats' "ekekekek" sounds?
December 6, 2021
1
S2021E287 Why are We So Much Chubbier than Other Apes?
December 6, 2021
5
S2021E288 When you're almost asleep and then jerk back awake
December 8, 2021
1
S2021E289 Did We Find Longitude Thanks To A...Clock?
December 8, 2021
10
S2021E290 Old Pill, New Trick
December 10, 2021
7
S2021E291 5 Gross Gifts Animals Give Their Mates
December 11, 2021
9
S2021E292 The carnivorous plant nobody knew about
December 13, 2021
1
S2021E293 What the World’s Smallest Tweezers Tell Us About DNA
December 13, 2021
7
S2021E294 If viruses disappeared...
December 15, 2021
1
S2021E295 Why has the US had so many power outages?
December 15, 2021
13
S2021E296 Personalized Cancer Treatment Just Got Harder
December 17, 2021
7
S2021E297 Sometimes, butterflies need bridges
December 20, 2021
1
S2021E298 How Do We Know We’re Tired?
December 21, 2021
4
S2021E299 Is the Power Grid Ready for Green Energy?
December 22, 2021
11
S2021E300 The Chromosomes Hiding in Specks of Lint
December 24, 2021
7
S2021E301 A chameleon robot that changes colors!
December 27, 2021
1
S2021E302 Why Is It so Hard to Swat a Fly?
December 27, 2021
4
S2021E303 4 Mysterious Extinctions from Earth’s History
December 29, 2021
12
S2021E304 Do eggs go in the fridge or on the counter?
December 29, 2021
1
S2021E305 Making Reactions Go Faster Since the 1700s | Great Minds: Elizabeth Fulhame
December 30, 2021
7
S2021E306 Three MORE Things You Missed Because of COVID
season finale
December 31, 2021
7

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