The BEST Episodes of Bill Nye Saves the World
Every episode ever - ranked by fan votes!
Last Updated: May 26, 2021
Emmy-winning host Bill Nye brings experts and famous guests to his lab for a talk show exploring scientific issues that touch our lives.
#1 - Extinction: Why All Our Friends Are Dying
Season 2 - Episode 5 - Aired Dec 29, 2017
OK Go and Drew Carey help Bill explain extinction, and the panel reveals how scientists could one day bring extinct species back to life.
#2 - How to Travel Through Time
Season 2 - Episode 6 - Aired Dec 29, 2017
Bill breaks down the science of time travel with guests Zach Braff, retired astronaut Scott Kelly and the minds behind "Star Trek" and "Lost."
#3 - Tune Your Quack-o-Meter
Season 1 - Episode 2 - Aired Apr 21, 2017
Bill and his panel of experts debunk bogus alternative remedies like homeopathy, the healing power of magnets ... and curing cancer by yelling at it.
#4 - The Addiction Episode
Season 3 - Episode 3 - Aired May 11, 2018
Bill explains how addiction changes the brain, comedian Maria Bamford shares her struggles, and Cara Santa Maria visits a research lab casino.
#5 - Cheating Death
Season 3 - Episode 1 - Aired May 11, 2018
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?
#6 - Surviving in a World Without Water
Season 3 - Episode 2 - Aired May 11, 2018
Derek Muller discovers why Mexico City is sinking, Nazeem Hussain tests his desert survival skills, and Bill has a drink with a "water sommelier".
#7 - Evolution: The Fact of Life
Season 3 - Episode 5 - Aired May 11, 2018
In London, mutated mosquitos make a meal of Derek Muller. Comedian Paul F. Tompkins helps Bill burst a common myth about evolution.
#8 - Do Some Shots, Save the World
Season 1 - Episode 6 - Aired Apr 21, 2017
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.
#9 - What Is Your Pet Really Thinking?
Season 3 - Episode 6 - Aired May 11, 2018
Other creatures may think and feel the way humans do.
#10 - Malarkey!
Season 1 - Episode 11 - Aired Apr 21, 2017
Chemtrails. Crop circles. Palm readers. Bill takes aim at pseudoscience and explains how confirmation bias makes us believe things that aren't true.
#11 - We Suck at Sleeping
Season 2 - Episode 3 - Aired Dec 29, 2017
In search of better sleep, correspondents seek out NASA scientists and a professional cuddler. Bill busts myths about naps, dreams and turkey.
#12 - Your Computer Is Under Attack
Season 2 - Episode 2 - Aired Dec 29, 2017
From phishing to malware, Bill uncovers the scams that steal our data. Steve-O talks about the time he exposed himself … to hackers.
#13 - Recipes From The Future
Season 3 - Episode 4 - Aired May 11, 2018
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.
#14 - Sex, Drugs and Superbugs
Season 2 - Episode 4 - Aired Dec 29, 2017
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.
#15 - Designer Babies
Season 1 - Episode 12 - Aired Apr 21, 2017
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.
#16 - The Marijuana Episode
Season 2 - Episode 1 - Aired Dec 29, 2017
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.
#17 - The Original Martian Invasion
Season 1 - Episode 5 - Aired Apr 21, 2017
Bill introduces the theory of panspermia, NASA scientists discuss the Mars 2020 mission, and Wil Wheaton and the panel ponder life on other planets.
#18 - This Diet Is Bananas
Season 1 - Episode 8 - Aired Apr 21, 2017
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.
#19 - Saving the World -- with Space!
Season 1 - Episode 10 - Aired Apr 21, 2017
Bill and the panel discuss private space travel. Mean astronaut Joel McHale answers questions, and lunar gravity gives a young basketballer a boost.
#20 - More Food, Less Hype
Season 1 - Episode 4 - Aired Apr 21, 2017
Bill extracts DNA from a strawberry in the lab and talks about genetically modified foods with a Monsanto executive, a professor and a farmer.
#21 - Earth's People Problem
Season 1 - Episode 13 - Aired Apr 21, 2017
Bill and his guests talk about tackling overpopulation by empowering women. Comedian Joanna Hausmann interviews couples about male contraception.
#22 - Machines Take Over the World
Season 1 - Episode 3 - Aired Apr 21, 2017
From robots that paint Rembrandts to Twitterbots gone rogue, Bill and his guests explore the potential and pitfalls of artificial intelligence.
#23 - The Sexual Spectrum
Season 1 - Episode 9 - Aired Apr 21, 2017
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.
#24 - Earth Is a Hot Mess
Season 1 - Episode 1 - Aired Apr 21, 2017
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.
#25 - Cheat Codes for Reality
Season 1 - Episode 7 - Aired Apr 21, 2017
Bill and his correspondents check out video game technology that's changing the world, including a game that helps surgeons sharpen their skills.