All Seasons

Season 1

  • S01E01 Earth Is a Hot Mess

    • April 21, 2017
    • Netflix

    Bill calls out climate change deniers, breaks down the science of global warming and explains how we can make the planet a cooler place to live.

  • S01E02 Tune Your Quack-o-Meter

    • April 21, 2017
    • Netflix

    Bill and his panel of experts debunk bogus alternative remedies like homeopathy, the healing power of magnets ... and curing cancer by yelling at it.

  • S01E03 Machines Take Over the World

    • April 21, 2017
    • Netflix

    From robots that paint Rembrandts to Twitterbots gone rogue, Bill and his guests explore the potential and pitfalls of artificial intelligence.

  • S01E04 More Food, Less Hype

    • April 21, 2017
    • Netflix

    Bill extracts DNA from a strawberry in the lab and talks about genetically modified foods with a Monsanto executive, a professor and a farmer.

  • S01E05 The Original Martian Invasion

    • April 21, 2017
    • Netflix

    Bill introduces the theory of panspermia, NASA scientists discuss the Mars 2020 mission, and Wil Wheaton and the panel ponder life on other planets.

  • S01E06 Do Some Shots, Save the World

    • April 21, 2017
    • Netflix

    With help from some friends in raincoats and a room full of unemployed germs, Bill demonstrates how vaccines work and why everyone needs to get them.

  • S01E07 Cheat Codes for Reality

    • April 21, 2017
    • Netflix

    Bill and his correspondents check out video game technology that's changing the world, including a game that helps surgeons sharpen their skills.

  • S01E08 This Diet Is Bananas

    • April 21, 2017
    • Netflix

    What's in a calorie? Bill flambés a marshmallow in the name of science, experts weigh in on fad diets, and singing kale keeps it real about nutrition.

  • S01E09 The Sexual Spectrum

    • April 21, 2017
    • Netflix

    Sex is complex! Bill explores the ever-evolving science of sexuality with help from a panel of experts and "Crazy Ex-Girlfriend" star Rachel Bloom.

  • S01E10 Saving the World -- with Space!

    • April 21, 2017
    • Netflix

    Bill and the panel discuss private space travel. Mean astronaut Joel McHale answers questions, and lunar gravity gives a young basketballer a boost.

  • S01E11 Malarkey!

    • April 21, 2017
    • Netflix

    Chemtrails. Crop circles. Palm readers. Bill takes aim at pseudoscience and explains how confirmation bias makes us believe things that aren't true.

  • S01E12 Designer Babies

    • April 21, 2017
    • Netflix

    Bill explores advances in IVF that are helping couples have healthy babies. "Project Runway" star Tim Gunn hosts a special fashion show in the lab.

  • S01E13 Earth's People Problem

    • April 21, 2017
    • Netflix

    Bill and his guests talk about tackling overpopulation by empowering women. Comedian Joanna Hausmann interviews couples about male contraception.

Season 2

  • S02E01 The Marijuana Episode

    • December 29, 2017
    • Netflix

    Bill visits a cannabis dispensary in Hollywood and takes a trip through hemp history. Kevin Smith and other panelists weigh weed's pros and cons.

  • S02E02 Your Computer Is Under Attack

    • December 29, 2017
    • Netflix

    From phishing to malware, Bill uncovers the scams that steal our data. Steve-O talks about the time he exposed himself … to hackers.

  • S02E03 We Suck at Sleeping

    • December 29, 2017
    • Netflix

    In search of better sleep, correspondents seek out NASA scientists and a professional cuddler. Bill busts myths about naps, dreams and turkey.

  • S02E04 Sex, Drugs and Superbugs

    • December 29, 2017
    • Netflix

    Bill spreads bad news about antibiotic-resistant gonorrhea and other superbugs. Comedian Ali Wong stops by the studio for a glow-in-the-dark demo.

  • S02E05 Extinction: Why All Our Friends Are Dying

    • December 29, 2017
    • Netflix

    OK Go and Drew Carey help Bill explain extinction, and the panel reveals how scientists could one day bring extinct species back to life.

  • S02E06 How to Travel Through Time

    • December 29, 2017
    • Netflix

    Bill breaks down the science of time travel with guests Zach Braff, retired astronaut Scott Kelly and the minds behind "Star Trek" and "Lost."

Season 3

  • S03E01 Cheating Death

    • May 11, 2018
    • Netflix

    As Bill breaks down the science of aging, his correspondents try bizarre beauty treatments and learn how spinach could transform organ transplants. Spoiler Alert: We're all going to die. But controversial technologies-like stem cells, head transplants, and 3D-printed organs-are extending our lives. We can really drag this thing out if we want to, but do we really want to live forever?

  • S03E02 Surviving in a World Without Water

    • May 11, 2018
    • Netflix

    Derek Muller discovers why Mexico City is sinking, Nazeem Hussain tests his desert survival skills, and Bill has a drink with a "water sommelier".

  • S03E03 The Addiction Episode

    • May 11, 2018
    • Netflix

    Bill explains how addiction changes the brain, comedian Maria Bamford shares her struggles, and Cara Santa Maria visits a research lab casino.

  • S03E04 Recipes From The Future

    • May 11, 2018
    • Netflix

    Karlie Kloss tours Japanese farms that grow produce without soil to save water and space. Back in the studio, Margaret Cho samples meat made in a lab.

  • S03E05 Evolution: The Fact of Life

    • May 11, 2018
    • Netflix

    In London, mutated mosquitos make a meal of Derek Muller. Comedian Paul F. Tompkins helps Bill burst a common myth about evolution.

  • S03E06 What Is Your Pet Really Thinking?

    • May 11, 2018
    • Netflix

    Other creatures may think and feel the way humans do.