Agriculture fundamentally changed the way humans live — but at a cost, using up huge tracts of land and wreaking havoc on the environment, even as millions still go hungry. Entrepreneur and investor David Friedberg paints a picture of...

Clearing tropical forests isn't just dangerous to the natural world — it's also a threat to human health and wellbeing, says physician Neil Vora. Tracing how environmental devastation led to deadly epidemics like Ebola, he presents three...

A lot of our videos include the disclaimer "Mice aren't people." But why do we keep saying this, and if rodent studies aren't effective, why do we keep using them?

The UN predicts that antimicrobial resistance will be our biggest killer by 2050. "That should really scare the hell out of all of us," says bioprocess engineer Leon Marchal. He's working on an urgently needed solution: transforming the...

A lot of our videos include the disclaimer "Mice aren't people." But why do we keep saying this, and if rodent studies aren't effective, why do we keep using them?

What's link between the ocean's health and our health? Marine biologist Stephen Palumbi shows how toxins at the bottom of the ocean food chain find their way into our bodies -- and tells a shocking story of toxic contamination in the...

Solar-powered LED lightbulbs could transform the lives of rural Haitians, but as Daniel Schnitzer found, they don't simply sell themselves. At TEDxPittsburgh, he shows how smart health and energy products for the developing world are...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Pamela Ronald studies the genes that make plants more resistant to disease and stress. In an eye-opening talk, she...

For decades scientists believed that monkeys could not speak human language due to an anatomical difference in vocal tracts. Today, we're not so sure that this is the limiting factor after all.

In this video Paul Andersen explains how chemicals can cause both chronic and acute diseases. A discussion of the five main types of toxins; neurotoxins, carcinogens, teratogens, endocrine disruptors, and allergens is including. The...

Imagine what we could learn about diseases by studying the history of human disease, from ancient hominids to the present. But how? TED Fellow Christina Warinner is an achaeological geneticist, and she's found a spectacular new tool --...

In 1958, after receiving a letter describing the deaths of songbirds due to the pesticide known as DDT, Rachel Carson began an investigation into the misuse of chemicals and their toll on nature. In 1962, she published her findings in...

Doubling human life expectancy in a century is our greatest achievement, says author Steven Johnson. How did we make it happen -- and can we keep it going? Backed by fascinating historical anecdotes, he shares some life-lengthening...

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This video highlights the potential harmful effects of microplastics on human health, including DNA damage, cancer, and hormone disruption. Research has shown that...

science kids microplastics and my health what i need to know V1-0003

This video highlights the pervasive presence of microplastics in our environment, from our water sources to the air we breathe, and the potential risks they pose...

India is the world's largest country at 1.4 billion people. And of those 1.4 billion, about 450 million live in the northwest states of Punjab, Haryana, Rajasthan, Gujarat, and Uttar Pradesh. While that might be fine otherwise, these...

From 'smoky fog', smog is a form of pollution often associated with cities.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....

In this science project you will create a beeswax wrap and compare it's physical properties, sustainable characteristics, and food storage capabilities to commonly used plastic wrap.

We’re back again with another episode on climate change and human health. The effects of a warming planet on our wellbeing are multifaceted, and there’s a lot to address in these complex interactions. One of those things is an increase...

When we released a recent episode about the artificial sweetener erythritol, many of you brought up questions about recent news on other artificial sweeteners – sucralose and aspartame – so we went to take a look and That’s the topic of...

FT Food Revolution - Ultra-processed foods are cheap and convenient. But many health experts say they are simply bad for us, and, as the FTs Madeleine Speed reports, health warnings about UPFs could have unintended consequences....

One health is about developing strategies that consider the interrelations between human health, the environment and animal health. Zoonotic outbreaks, where infectious diseases spread from animals to humans, is an example of the need to...

On this episode of Nature League, Adrian asks Brit what would happen if all mosquitoes went extinct. Graphics by Tamar Ziri; Original intro and branding by Matt Gaydos and Maia Ledesma. Special help from Felix and Jane

In which John discusses global human health, mental illness, and how metrics like Disability Adjusted Life Years (DALYs) can help us understand how severely mental illness affects human health around the world.