Seasons & Episodes
Earth Is a Hot Mess
Bill calls out climate change deniers, breaks down the science of global warming and explains how we can make the planet
Tune Your Quack-o-Meter
Bill and his panel of experts debunk bogus alternative remedies like homeopathy, the healing power of magnets ... and cu
Machines Take Over the World
From robots that paint Rembrandts to Twitterbots gone rogue, Bill and his guests explore the potential and pitfalls of a
More Food, Less Hype
Bill extracts DNA from a strawberry in the lab and talks about genetically modified foods with a Monsanto executive, a p
The Original Martian Invasion
Bill introduces the theory of panspermia, NASA scientists discuss the Mars 2020 mission, and Wil Wheaton and the panel p
Do Some Shots, Save the World
With help from some friends in raincoats and a room full of unemployed germs, Bill demonstrates how vaccines work and wh
Cheat Codes for Reality
Bill and his correspondents check out video game technology that's changing the world, including a game that helps surge
This Diet Is Bananas
What's in a calorie? Bill flambés a marshmallow in the name of science, experts weigh in on fad diets, and singing kale
The Sexual Spectrum
Sex is complex! Bill explores the ever-evolving science of sexuality with help from a panel of experts and "Crazy Ex-Gir
Saving the World -- with Space!
Bill and the panel discuss private space travel. Mean astronaut Joel McHale answers questions, and lunar gravity gives a
Malarkey!
Chemtrails. Crop circles. Palm readers. Bill takes aim at pseudoscience and explains how confirmation bias makes us beli
Designer Babies
Bill explores advances in IVF that are helping couples have healthy babies. "Project Runway" star Tim Gunn hosts a speci
Earth's People Problem
Bill and his guests talk about tackling overpopulation by empowering women. Comedian Joanna Hausmann interviews couples
The Marijuana Episode
Bill visits a cannabis dispensary in Hollywood and takes a trip through hemp history. Kevin Smith and other panelists we
Your Computer Is Under Attack
From phishing to malware, Bill uncovers the scams that steal our data. Steve-O talks about the time he exposed himself .
We Suck at Sleeping
In search of better sleep, correspondents seek out NASA scientists and a professional cuddler. Bill busts myths about na
Sex, Drugs and Superbugs
Bill spreads bad news about antibiotic-resistant gonorrhea and other superbugs. Comedian Ali Wong stops by the studio fo
Extinction: Why All Our Friends Are Dying
OK Go and Drew Carey help Bill explain extinction, and the panel reveals how scientists could one day bring extinct spec
How to Travel Through Time
Bill breaks down the science of time travel with guests Zach Braff, retired astronaut Scott Kelly and the minds behind "
Cheating Death
As Bill breaks down the science of aging, his correspondents try bizarre beauty treatments and learn how spinach could t
Surviving in a World Without Water
Derek Muller discovers why Mexico City is sinking, Nazeem Hussain tests his desert survival skills, and Bill has a drink
The Addiction Episode
Bill explains how addiction changes the brain, comedian Maria Bamford shares her struggles, and Cara Santa Maria visits
Recipes from the Future
Karlie Kloss tours Japanese farms that grow produce without soil to save water and space. Back in the studio, Margaret C
Evolution: The Fact of Life
In London, mutated mosquitos make a meal of Derek Muller. Comedian Paul F. Tompkins helps Bill burst a common myth about
What Is Your Pet Really Thinking?
Do dogs get depressed? Do monkeys like magic tricks? Bill and his guests explore animal behavior that's remarkably human
Popular Cast
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