The WORST episodes of Bill Nye Saves the World

Every episode of Bill Nye Saves the World ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Bill Nye Saves the World!

Emmy-winning host Bill Nye brings experts and famous guests to his lab for a talk show exploring scientific issues that touch our lives.

Last Updated: 11/19/2024Network: NetflixStatus: Ended

6.69

124 votes

#1 - Cheat Codes for Reality

Season 1 - Episode 7 - Aired 4/21/2017

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

Watch Now:Amazon

6.75

330 votes

#2 - Earth Is a Hot Mess

Season 1 - Episode 1 - Aired 4/21/2017

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.

Directors: Nick Murray

Watch Now:Amazon

6.90

132 votes

#3 - The Sexual Spectrum

Season 1 - Episode 9 - Aired 4/21/2017

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.

6.96

104 votes

#4 - Earth's People Problem

Season 1 - Episode 13 - Aired 4/21/2017

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

Watch Now:Amazon

6.96

166 votes

#5 - Machines Take Over the World

Season 1 - Episode 3 - Aired 4/21/2017

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

Watch Now:Amazon

7.09

149 votes

#6 - More Food, Less Hype

Season 1 - Episode 4 - Aired 4/21/2017

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

Watch Now:Amazon

7.14

107 votes

#7 - Saving the World -- with Space!

Season 1 - Episode 10 - Aired 4/21/2017

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

Watch Now:Amazon

7.21

117 votes

#8 - This Diet Is Bananas

Season 1 - Episode 8 - Aired 4/21/2017

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.

Watch Now:Amazon

7.22

139 votes

#9 - The Original Martian Invasion

Season 1 - Episode 5 - Aired 4/21/2017

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

Watch Now:Amazon

7.38

103 votes

#10 - Designer Babies

Season 1 - Episode 12 - Aired 4/21/2017

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.

Watch Now:Amazon

7.40

105 votes

#11 - Malarkey!

Season 1 - Episode 11 - Aired 4/21/2017

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

Watch Now:Amazon

7.45

86 votes

#12 - The Marijuana Episode

Season 2 - Episode 1 - Aired 12/29/2017

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.

7.46

46 votes

#13 - We Suck at Sleeping

Season 2 - Episode 3 - Aired 12/29/2017

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

Watch Now:Amazon

7.47

123 votes

#14 - Do Some Shots, Save the World

Season 1 - Episode 6 - Aired 4/21/2017

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.

Watch Now:Amazon

7.48

31 votes

#15 - What Is Your Pet Really Thinking?

Season 3 - Episode 6 - Aired 5/11/2018

Other creatures may think and feel the way humans do.

Directors: Liz Plonka

Writer: Amina Khan, Bill Nye, Cece Pleasants, Corey Powell, Jessica Harrop, Marcella Arguello, Michael Naidus, Mike Drucker, Prashanth Venkataramanujam, Sanden Totten, Teagan Wall

Watch Now:Amazon

7.53

36 votes

#16 - Surviving in a World Without Water

Season 3 - Episode 2 - Aired 5/11/2018

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

Directors: Liz Plonka

Writer: Amin Khan, Bill Nye, Cece Pleasants, Corey Powell, Jessica Harrop, Marcella Arguello, Michael Naidus, Mike Drucker, Prashanth Venkataramanujam, Sanden Totten, Teagan Wall

Watch Now:Amazon

7.53

34 votes

#17 - Recipes From The Future

Season 3 - Episode 4 - Aired 5/11/2018

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.

Directors: Liz Plonka

Writer: Amina Khan, Bill Nye, Cece Pleasants, Corey Powell, Jessica Harrop, Marcella Arguello, Michael Naidus, Mike Drucker, Prashanth Venkataramanujam, Sanden Totten, Teagan Wall

Watch Now:Amazon

7.54

37 votes

#18 - Sex, Drugs and Superbugs

Season 2 - Episode 4 - Aired 12/29/2017

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.

Watch Now:Amazon

7.58

33 votes

#19 - Evolution: The Fact of Life

Season 3 - Episode 5 - Aired 5/11/2018

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

Directors: Liz Plonka

Writer: Amina Khan, Bill Nye, Cece Pleasants, Corey Powell, Jessica Harrop, Marcella Arguello, Michael Naidus, Mike Drucker, Prashanth Venkataramanujam, Sanden Totten, Teagan Wall

Watch Now:Amazon

7.59

203 votes

#20 - Tune Your Quack-o-Meter

Season 1 - Episode 2 - Aired 4/21/2017

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

Watch Now:Amazon

7.59

34 votes

#21 - The Addiction Episode

Season 3 - Episode 3 - Aired 5/11/2018

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

Directors: Liz Plonka

Writer: Amina Khan, Bill Nye, Cece Pleasants, Corey Powell, Jessica Harrop, Marcella Arguello, Michael Naidus, Mike Drucker, Prashanth Venkataramanujam, Sanden Totten, Teagan Wall

Watch Now:Amazon

7.59

37 votes

#22 - Cheating Death

Season 3 - Episode 1 - Aired 5/11/2018

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?

Directors: Liz Plonka