Popular food dyes Red 3 and titanium dioxide are in everything from toothpaste to your strawberry milk. But multiple U.S. states and the EU are trying to ban them. Are they safe?<br/>

Ever feel like you aren't totally yourself? Well, maybe you aren't. In this video, we explore the idea of human chimeras. In mythology, the "Chimaera" was a beast made from different animals combined into one. But in biology, a chimera...

Everyone loses their temper from time to time — but the stakes are dizzyingly high when the focus of your fury is your own child. Clinical psychologist and renowned parenting whisperer Becky Kennedy is here to help. Not only does she...

Education activist and 2023 Audacious Project grantee Angeline Murimirwa knows the power of educating girls, especially in places where they may not have easy access to schooling. But she says that's not enough. In an inspiring talk, she...

While most of us only think about our shoes in terms of how they complete our outfits, there's a lot more impact that your choice of footwear can have on your life. Turns out that shoes can change how your feet grow and develop. So is it...

Sometimes called "W-sitting," this popular way for kids to plop in front of the TV has been stigmatized for decades. For most people, research indicates it's just fine. But a small percentage of W-sitters do have a problem.

The human population of the world will soon peak – and then decrease – thanks to a combination of two quickly changing economic and educational trends.

Last week, the World Health Organization announced that a malaria vaccine has finally made it through all the regulatory hurdles and is being distributed in the country of Malawi. Learn how it works and why it’s taken so long to develop...

Hank reviews the latest in science news, including the discovery of Element 115, the biggest volcano on Earth, and new insights into what it might mean to have small testicles.

While children are only a small minority of those who test positive for COVID-19, we’re starting to see evidence of a rare, but serious, complication in children that resembles a condition known as Kawasaki disease. Here’s what doctors...

Searching for a cure for rickets led to the discovery of vitamin D. Fortifying foods with vitamin D led to another disease, and a whole new way to view genetic disease in general.

Did you know that some species take care of young that are not their own? This surprising practice is called alloparenting, and it’s been observed in animals from otters, like Rosa and Selka, to birds to baboons!

Hank brings the answer into focus. Hosted by: Hank Green

Hank talks about chimeras, and why Venus the cat probably isn't one - but your mom might be!

What if you could just drop your kids off at someone else’s place and let them have the responsibility? Well, there are some animals that do just that. They’re called brood parasites, and they lay their eggs in other animals’ nests and...

Hank interviews Administrator Gina McCarthy of the United States Environmental Protection Agency. They discuss getting people to care about climate change, the EPA's goals going into the United Nations Climate Change Conference, and the...

Have you ever wondered why you get bit by mosquitoes more than your friends? Why do mosquitoes love some people but not others? Join Hank Green for a new episode of SciShow and discover what exactly makes people mosquito magnets!

Unlike lots of other animals, there’s no such thing as the “mating season” for humans, and it might have to do with how we raise our kids.

While studying inequality and social mobility, Richard Reeves made a surprising discovery: in some countries, like the US and UK, boys are drastically lagging behind girls across many academic measures. He explains why these struggles in...

In the US, youth in foster care are nearly twice as likely as war veterans to suffer from PTSD. Placed in foster care at just 11 months old, 2023 Audacious Project grantee Sixto Cancel experienced the faults of the system firsthand. Now,...

Sal Khan, the founder and CEO of Khan Academy, thinks artificial intelligence could spark the greatest positive transformation education has ever seen. He shares the opportunities he sees for students and educators to collaborate with AI...

More than 30 million people in the US are eligible to have their arrest and conviction records cleared -- but most people who qualify either can't afford it or simply don't know it's an option. In this gripping talk, second chance...

In all the conversations about improving education for children, the voices of students, teachers and community members are often left out. Educational designer Punya Mishra offers a method to shift that paradigm, taking us through new...

Squeaks is back from visiting Sam the Bat’s cave and is excited to learn all about how different caves form and why they look the ways they do!