Extras
Texas' Power Grid Trouble is Far From Over
Why it means we need to rethink our aging energy infrastructure throughout the U.S.
Texas' Power Grid Trouble is Far From Over
Origins of Misinformation and How it Spreads
We're vulnerable to sharing misinformation because of the way that we communicate.
Origins of Misinformation and How it Spreads
The Big Lie about Monarch Butterflies
Join NOVA producer Arlo Pérez as he unlearns a “fact” he was taught as a child.
The Big Lie about Monarch Butterflies
How Mask-Wearing Misinformation Became a Reality
There are various reasons why people believe in misinformation.
How Mask-Wearing Misinformation Became a Reality
Dream Hacking: Decisions, Addictions, and Sleep
Watch the first-ever video documenting this live two-way dream communication.
Dream Hacking: Decisions, Addictions, and Sleep
New COVID-19 Variants Spread More Easily
Why are the new coronavirus variants making COVID-19 more transmissible?
New COVID-19 Variants Spread More Easily
Lingering Symptoms from COVID-19 are “Unprecedented”
Could an out-of-order immune system be to blame?
Lingering Symptoms from COVID-19 are “Unprecedented”
This University Monitors COVID-19 Through Saliva Testing
The University of Illinois is trying to control the spread of COVID-19 by collecting spit.
This University Monitors COVID-19 Through Saliva Testing
Fighting for Fertility Preview
Meet people struggling with infertility and the challenges of assisted reproduction.
Fighting for Fertility Preview
Scientists race to help corals adapt to warming oceans through assisted evolution.
Reef Rescue Preview
Researchers expose longstanding discrimination against women in science.
Picture a Scientist Preview
NASA's Perseverance rover and the first-ever space helicopter landed on Mars.
Why NASA is Back on Mars
This NASA Scientist Helps Prevent Mars from Contamination
How do you keep Earth microbes from contaminating Mars?
This NASA Scientist Helps Prevent Mars from Contamination
Looking for Life on Mars Preview
NASA launches its most ambitious search yet for traces of ancient life on Mars.
Looking for Life on Mars Preview
Feast Your Eyes on the First-Ever Mars 2020 Mission Videos
Watch amazing high-definition footage of the Perseverance landing.
Feast Your Eyes on the First-Ever Mars 2020 Mission Videos
What can DNA testing companies reveal about our ancestry and health, and at what risk?
Secrets in our DNA Preview
How—and why—DNA Testing Uses Biased Reference Databases
Are DNA ancestry tests equally accurate for all test takers?
How—and why—DNA Testing Uses Biased Reference Databases
Half Sisters Unite Thanks to DNA Testing
In 2018, June Smith takes a consumer DNA test, hoping to solve a longstanding mystery.