Hank explains the science behind the "cinnamon challenge," and reveals why it is nearly impossible to complete.Do not attempt the cinnamon challenge! Instead, why not just watch some videos of the thousands of YouTubers failing at it!...

One of the toughest materials known to science is made not by humans, but by nature... and it's inside of oysters.

In the 1960s drug-resistant strains of malaria emerged, making the disease even deadlier than before. Then, pharmaceutical scientist Tu Youyou discovered a promising new remedy buried within the pages of ancient Chinese texts.

Microbes are all around us, on everything we touch, drink, or eat. While most microbes can't hurt us, you don't have to go much farther than your own backyard to find some that really can! Chapters PLAGUE 0:39 TULAREMIA 4:48...

Even though doctors have been using general anesthesia for nearly 200 years, they haven’t really understood the details of how it temporarily shuts down your brain — until now.

A lot of people react to certain compounds found in skincare products, and scientists may have figured out why these pesky rashes happen and how to prevent them. Meanwhile, a pair of papers published last week show how AI can be trained...

4000 years ago, the ancient Sumerians made a surprising discovery: if they scraped the bark off a particular kind of tree and ate it, their pain disappeared. Little did they know that what they'd found was destined to influence the...

So we've talked a lot in this series about how computers fetch and display data, but how do they make decisions on this data? From spam filters and self-driving cars, to cutting edge medical diagnosis and real-time language translation,...

You've probably been told that eating too much salt is bad for you, especially if you have high blood pressure. But what exactly does salt do to our bodies that can make it so hard on our hearts?

You may have had an ultrasound before, and wondered what that gel does. Well, that weird alien goop has a purpose, and it has to do with being like our weird human skin.

As powerful as today’s forensic science technologies are, everything can benefit from an upgrade. Today we'll tell you about 6 new techniques scientists are developing to track down suspects, analyze evidence, and even peer inside...

Explore the science of the groundbreaking technology for editing genes, called CRISPR- Cas9, and how the tool could be used to cure diseases. -- From the smallest single-celled organism to the largest creatures on Earth, every living...

People like to say all kinds of things about protein – like, you need to eat lots of it to build muscle and lose weight. The truth is, the science of protein and how your body uses it is much more complicated than that.

You may not think much about moss, but it has a hidden super power, and it's been used to save countless lives.

Forget lab rats — meet the Chinese or striped-back hamster, an unassuming little rodent whose role in research over the years has led to breakthroughs in genetics, pharmaceutics and more!

Women on Web is an organization that increases access to pharmaceutical abortion services in countries where those options are limited. The organization has now started a separate service that will fill prescriptions in the United States...

South Africa is facing acute, primarily financial, problems in delivering high-quality healthcare. Public-sector hospitals, subsidized by the state, serve 80 percent of the population, while the private hospitals serve only 20 percent....

In Japan, there are two emergency numbers everyone should know: 110, to contact the police, and 119, to report a fire or request an ambulance. But be mindful that you’ll have to talk in Japanese, which is especially difficult when you’re...

Medical debt is the number one cause of individual bankruptcy in the US, and yet very few other countries suffer from this problem... why?

Lifelong friends Sanjana and Nandini are raising money for children with cleft lip and palate by selling handmade charm bracelets for $5 and donating 100% of their proceeds to Smile Train. Thanks to these two teenagers and...

8 years ago, Bill Kochevar's life changed drastically. While on a 150-mile bike ride, Bill collided with a mail truck; the accident resulted in him becoming a quadriplegic. Bill thought he'd never be able to move or do...

A SeriousFun Children’s Network camp program makes a lifelong impression on hundreds of children! The global network, created by actor and philanthropist, Paul Newman, caters to children with serious illnesses. Best of all, it is free!...

Howcast - Learn about the best diet for weight loss in this Howcast video featuring dietician Lisa Moskovitz.

Howcast - Learn the difference between a psychiatrist and a psychologist from psychiatrist Ankur Saraiya in this Howcast video.