TED Talks
Tyrone Hayes + Penelope Jagessar Chaffer: The toxic baby
Filmmaker Penelope Jagessar Chaffer was curious about the chemicals she was exposed to while pregnant: Could they affect her unborn child? So she asked scientist Tyrone Hayes to brief her on one he studied closely: atrazine, a herbicide...
SciShow
How Much Humanity Weighs
Hank gives us a summary of a strange new calculation, which estimates the total body mass of all the humans on earth.
TED-Ed
TED-ED: What is the tragedy of the commons? - Nicholas Amendolare
Is it possible that overfishing, super germs, and global warming are all caused by the same thing? In 1968, a man named Garrett Hardin sat down to write an essay about overpopulation. Within it, he discovered a pattern of human behavior...
TED Talks
Priti Krishtel: Why are drug prices so high? Investigating the outdated US patent system
Between 2006 and 2016, the number of drug patents granted in the United States doubled -- but not because there was an explosion in invention or innovation. Drug companies have learned how to game the system, accumulating patents not for...
TED Talks
TED: How we can make energy more affordable for low-income families | DeAndrea Salvador
Every month, millions of Americans face an impossible choice: pay for energy to power their homes, or pay for basic needs like food and medicine. TED Fellow DeAndrea Salvador is working to reduce energy costs so that no one has to make...
TED Talks
TED: What it takes to crush a pandemic | Johanna Benesty
An effective COVID-19 vaccine is just the first step in ending the pandemic, says global health strategist Johanna Benesty. In this illuminating talk, she explores the various barriers to "equitable access" -- making sure COVID-19...
TED Talks
Ami Klin: A new way to diagnose autism
Early diagnosis of autism spectrum disorder can improve the lives of everyone affected, but the complex network of causes make it incredibly difficult to predict. At TEDxPeachtree, Ami Klin describes a new early detection method that...
TED Talks
Nathan Wolfe: What's left to explore?
We've been to the moon, we've mapped the continents, we've even been to the deepest point in the ocean -- twice. What's left for the next generation to explore? Biologist and explorer Nathan Wolfe suggests this answer: Almost everything....
TED-Ed
TED-Ed: What is HPV and how can you protect yourself from it? - Emma Bryce
Get informed on the causes and risks of human papillomavirus, HPV, and how to protect yourself from the infection. -- At some point, most sexually active people will be infected with human papillomavirus, or HPV. There are over 100 types...
SciShow
Coming Soon: 12 Billion People on Earth
SciShow News explains the science behind the latest virus outbreak in the U.S., and examines surprising new predictions about the future of the world’s human population.
TED-Ed
TED-Ed: How does your body process medicine? - Celine Valery
Have you ever wondered what happens to a painkiller, like ibuprofen, after you swallow it? Medicine that slides down your throat can help treat a headache, a sore back, or a throbbing sprained ankle. But how does it get where it needs to...
TED Talks
Paul Pholeros: How to reduce poverty? Fix homes
In 1985, architect Paul Pholeros was challenged to "stop people getting sick" in a small indigenous community in south Australia. And it meant thinking way beyond medicine. In this sparky, interactive talk, Pholeros shares his work with...
TED Talks
TED: Sanitation is a basic human right - Francis de los Reyes
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Warning: This talk might contain much more than you'd ever want to know about the way the world poops. But as...
SciShow
3 Things We Can Do to Stop Ebola
SciShow News explains the science behind the latest efforts to stop the spread of ebola: including airport screenings, treatments for patients, and developments in the search for a vaccine.
TED-Ed
TED-Ed: Ethical dilemma: The burger murders | George Siedel and Christine Ladwig
You founded a company that manufactures meatless burgers that are sold in stores worldwide. But you've recently received awful news: three people in one city died after eating your burgers. A criminal has injected poison into your...
TED Talks
TED: A smarter, more precise way to think about public health | Sue Desmond-Hellmann
Sue Desmond-Hellmann is using precision public health -- an approach that incorporates big data, consumer monitoring, gene sequencing and other innovative tools -- to solve the world's most difficult medical problems. It's already helped...
TED Talks
TED: A secret weapon against Zika and other mosquito-borne diseases | Nina Fedoroff
Where did Zika come from, and what can we do about it? Molecular biologist Nina Fedoroff takes us around the world to understand Zika's origins and how it spread, proposing a controversial way to stop the virus -- and other deadly...
TED Talks
Chera Kowalski: The critical role librarians play in the opioid crisis
Public libraries have always been about more than just books -- and their mission of community support has taken on new urgency during the current opioid epidemic. After witnessing overdoses at her library in Philadelphia, Chera Kowalski...
SciShow
Can’t Sleep? Blame the Climate Crisis
Today, we bring you two surprising effects of the climate crisis: less sleep and more dying trees.
TED-Ed
TED-Ed: What we know (and don't know) about Ebola - Alex Gendler
The highly virulent Ebola virus has seen a few major outbreaks since it first appeared in 1976 -- with the worst epidemic occurring in 2014. How does the virus spread, and what exactly does it do to the body? Alex Gendler details what...
SciShow
Arctic Bison Mummy!
SciShow News explains how Wikipedia has been used to track, and even predict, outbreaks of disease all over the world, and then introduces you to the most complete naturally mummified bison ever found.
TED Talks
TED: How to end the pandemic -- and prepare for the next | Maria Van Kerkhove
We will get out of this pandemic, says Maria Van Kerkhove, the COVID-19 Technical Lead of the World Health Organization (WHO). The question is how fast -- and if we'll take what we've learned from the past two years and apply it to the...
TED Talks
Andrew Bastawrous: Get your next eye exam on a smartphone
Thirty-nine million people in the world are blind, and the majority lost their sight due to curable and preventable diseases. But how do you test and treat people who live in remote areas, where expensive, bulky eye equipment is hard to...
TED-Ed
TED-ED: Why do people join cults? - Janja Lalich
Today, there are thousands of cults around the world. Broadly speaking, a cult is a group or movement with a shared commitment to a usually extreme ideology that's typically embodied in a charismatic leader. But what exactly...