appears in the following:

Handwashing 101: A Guide To Proper Washing (And Drying)

Friday, February 28, 2020

Coronavirus fears have health professionals talking once again about the importance of washing your hands. Here's a primer on the proper technique — and some of the science — of cleaning up.


The Science Of Scary: Why It's So Fun To Be Freaked Out

Friday, November 01, 2019

When it comes to hair-raising experiences, why do some of us cower while others can't get enough? Ken Carter, an expert on adrenaline junkies, reveals what makes them tick.


Tree Scientist Inspires Next Generation ... Through Barbie

Friday, October 18, 2019

Nalini Nadkarni was one of the first people to study the canopy — the part of trees just above the forest floor to the top branches. Her discoveries have helped shape our understanding of forests.


This Scientist Is Working To Get More Girls Up Into Tree Canopies

Tuesday, October 15, 2019

You can often find ecologist Nalini Nadkarni up in trees. She studies this unexplored ecosystem of the rain forest — the canopy. It's the world above the forest floor, all the way to the treetops.


To Safely Study Volcanoes, Scientists Bring The Blast To Them

Tuesday, May 21, 2019

Studying active volcanoes can be dangerous, which is why a group of scientists from around the world came together to simulate volcanic blasts. What they're learning will help them at a real eruption.


WATCH: Self-Driving Cars Need To Learn How Humans Drive

Tuesday, August 21, 2018

Self-driving cars may be the future of transportation. But if they are going to share the road with humans, they have to learn how people behave behind the wheel.


WATCH: Building A Probe That Will Survive A Trip To The Sun

Tuesday, July 31, 2018

The sun is responsible for all life on Earth, but we still have a lot to learn about it. So this summer, NASA is sending the Parker Solar Probe closer to the sun than we have ever been before.


WATCH: Rare Maned Wolves Need A Matchmaker

Tuesday, May 29, 2018

This long-legged canid is in trouble. Its habitat in the Brazilian Savannah is being destroyed. So Smithsonian scientists are racing to breed a healthy backup population.


Video: Can You Find The Mimics In America's Largest Insect Collection?

Tuesday, April 03, 2018

Insects are nature's masters of disguise. Take a backstage tour of the largest insect collection in America to experience nature's most convincing mimics.


VIDEO: Snot Otters Get A Second Chance In Ohio

Thursday, September 14, 2017

North America's largest amphibian, the Hellbender salamander, is in trouble. They are endangered in several states. A team in Ohio is trying to save them before it's too late.


Elephant Seals Can Recognize Rhythm And Pitch

Thursday, July 20, 2017

A new study reveals that elephant seals memorize the rhythm and pitch of individual voices. That means that the massive sea mammals know who's who, just by the sound of their voice.


Future Humans: How Many Of Us Will There Be?

Friday, June 23, 2017

Over half of the 7.5 billion humans on Earth live in just seven countries. What will the planet's population picture look like in 2100?


Moth Eyes Inspire Glare-Resistant Coating For Cellphone Screens

Thursday, June 22, 2017

The scientists who developed the anti-reflective film were inspired by tiny, light-trapping structures on moth eyes that help the insects avoid predators.


Travel Through Time With A Whale Detective

Wednesday, June 07, 2017

Join NPR's Madeline Sofia on a tour of the largest collection of whale bones in the world. Curator Nick Pyenson takes us backstage to see Smithsonian specimens that aren't on display in museums.


How The Biggest Animal On Earth Got So Big

Tuesday, May 23, 2017

Whales might be the largest animals on the planet, but they haven't always been so huge. Researchers say the ocean giants only became enormous fairly recently, and over a short period of time.


'Baby Dragon' Found In China Is The Newest Species Of Dinosaur

Tuesday, May 09, 2017

The Beibeilong was a giant, birdlike dinosaur that lived some 90 million years ago. Scientists say it had massive feathered wings and a birdlike skull and could grow to more than 26 feet long.


A Tiny Fish With Fearsome Fangs Uses An Opioid-Like Venom To Escape Enemies

Friday, March 31, 2017

New research shows the 2-inch fangblenny bites bigger fish and releases an opioid-based venom. The larger fish becomes disoriented, and the little guy gets away.


A Smartphone Can Accurately Test Sperm Count

Wednesday, March 22, 2017

Measuring the quality of those little swimmers usually requires a trip to the doctor. Researchers have come up with a smartphone accessory that would let men do that at home in less than five seconds.


How One Of The World's Toughest Creatures Can Bring Itself Back To Life

Thursday, March 16, 2017

The tardigrade, a strange animal smaller than a grain of sand and with hooks for feet, can survive in a dried-up state for a decade. Its secret might help improve how drugs are shipped and stored.


To Catch Prey, Frogs Turn To Sticky Spit

Tuesday, January 31, 2017

Frogs are unmatched in their speed and ability to catch prey. It's all about their super-soft tongue and specialized saliva, say researchers, who got saliva to test by scraping frogs' tongues.