Topic: health

Sort: Date | Title | Sort Ascending
View:

What’s the right way to wash your hands?

Handwashing is an easy and effective way to avoid catching the common cold or a seasonal flu. But not using enough soap or washing your hands too quickly might not get rid of all of the germs—bacteria, viruses, fungi,...

Gitanjali Rao: Finding solutions to real problems

Colorado seventh-grader Gitanjali Rao wants to find solutions to real problems, so when she learned about the water crisis in Flint, Michigan on the news, she wanted to help. From Rookie Mag: After coming across a...

A giant panda gives birth to twin baby pandas (and doesn’t realize she’s raising both)

Vets wake up in the middle of the night at Chengdu Research Base of Giant Panda Breeding in Sichuan province. Pregnant panda Li Li is about to give birth, and the vets are there to assist and witness the moment. When ...

Gokurōsama

It's morning time and the Japanese supermall is preparing to open for business. Two women in a food shop are getting ready, too, until the older woman's back goes out. How will her young assistant help her visit the c...

The Science of Hearing

The ability to recognize sounds and identify their location is possible thanks to the auditory system. That’s comprised of two main parts: the ear, and the brain. The ear’s task is to convert sound energy into neural ...

What causes constipation?

Visiting the bathroom is part of the daily human experience. But occasionally, constipation, a condition that causes a backup in your digestive system, strikes. In some especially uncomfortable cases, the food you eat...

What’s the difference between hibernation and sleep?

The Arctic Ground Squirrel hibernates by burrowing under the permafrost and slipping into a state of suspended animation. The female black bear can give birth while she hibernates. The fat-tailed dwarf lemur prepares ...

Giant pandas and their bamboo-only diet

Giant pandas are famous for their diet of bamboo, a giant, fast-growing form of grass with over 1,000 species. But how that low energy diet shapes how much they eat and sleep, how it affects the size of their young, a...

The Science of Skin

Between you and the rest of the world lies an interface that makes up 16% of your physical weight. This is your skin, the largest organ in your body: laid out flat, it would cover close to 1.7 square metres of ground....

The rise and fall of the Inca empire

It was the western hemisphere's largest empire ever, with a population of nearly 10 million subjects. Yet within 100 years of its rise in the fifteenth century, the Inca Empire would be no more. What happened? With...

How does your immune system work?

The immune system is a vast network of cells, tissues, and organs that coordinate your body’s defenses against any threats to your health. Without it, you’d be exposed to billions of bacteria, viruses, and toxins that...

How your digestive system works

Across the planet, humans eat on average between 1 and 2.7 kilograms of food a day, and every last scrap makes its way through the digestive system. Comprised of ten organs covering nine meters, this is one of the mos...

How glow-in-the-dark jellyfish inspired a scientific revolution

In science, ideas are kind of like seeds. If you're lucky, a seed will grow and expand the boundaries of human knowledge. But it's hard to know which seeds will take root. Take any invention or modern innovation and i...

How A Children’s Toy Led To An Essential Medical Device

"We were out in a primary health center talking to health care workers [in Uganda] and we found a centrifuge used as a doorstop because there's no electricity." The workers said that they really needed a powerful cent...

Fred Harwin hand paints highly detailed prosthetic eyes

Portland, Oregon-based ocularist Fred Harwin makes beautifully detailed artificial eyes, an occupation that requires both medical and illustrative expertise. In this video from Oregon Public Broadcasting, Harwin share...

What does the wheelchair symbol actually mean?

Some of the world’s most recognizable symbols exist to sell products. Others, to steer traffic or advance political causes. But there’s one whose main purpose is to help people. You may know it as the wheelchair symbo...

Why Not Now? Vivian Stancil

When Vivian Stancil was 49 years old, her doctor told her that she needed to immediately improve her health. Despite being afraid of the water—she's legally blind and had never been in a pool before—she was determined...

Vampire Bats: Bloodthirsty … and Cuddly – Skunk Bear

In this Skunk Bear episode, Adam Cole travels to 'bat paradise' (also known as the country of Panama) to meet with May Dixon and Dr. Gerry Carter of the Smithsonian Tropical Research Institute. There he gets a close l...

« Prev


 
Not finding what you're looking for? A few suggestions:
• Fewer words might give better results. Look up cats instead of funny cats.
• No need to search with the words videos or for kids included.
• Use related words: If searching for iceberg isn't working, try ice or glacier.
• Is everything spelled correctly?
• Browsing topics might help, too!