SCIENCE

Katherine Johnson at NASA's Langley Research Center, 1980.

10 Fascinating Facts About Katherine Johnson

Before she helped send the first astronauts to the moon, Katherine Johnson was a human “computer” working behind the scenes at NASA.

An illustration of the vagus nerve’s location in the human body.

9 Fascinating Facts About the Vagus Nerve

The vagus nerve does it all—tells your lungs to breathe, controls your heart rate, and even forms the foundation for a whole new medical field.

Luigi Galvani, a possible model for Dr. Frankenstein, conducts his famous experiments on frogs.

7 People Who Might Have Inspired Dr. Frankenstein

Who was a model for Mary Shelley’s protagonist? Candidates include a 17th-century alchemist and Charles Darwin’s grandfather.

The Chimborazo hillstar is native to the Andes of Ecuador and southern Colombia.

Hummingbirds Found Nesting Together in Groups in Surprising First

An ornithologist discovered a hummingbird “hive” in Ecuador‘s High Andes—a major departure for the solitary animals.

Skylab 2 commander Peter Conrad attempts to take a shower aboard the spacecraft in 1973.

How Do Astronauts Shower in Space?

Here on Earth, we tend to take showering for granted. But getting clean isn’t so easy without the force of gravity helping you out.

5 Misconceptions About Antarctica

Misconception No. 4 : It snows a lot.

Many alligators were found in Alachua County‘s sewage system.

At Least One Florida Sewage System Is Swimming With Alligators, Study Shows

Alligators living in the sewers isn’t just an urban legend.

Robert Kennicott, pictured against Alaska’s Kennicott Glacier, was a key figure in the Smithsonian’s formative years.

Death of a Scientist: The Mysterious Demise of Smithsonian Pioneer Robert Kennicott

In 1866, Kennicott was found dead near the Yukon River. It would be 150 years before anyone knew why.

A wooden tablet covered in still-undeciphered Rongorongo script.

8 Ancient Writing Systems That Haven't Been Deciphered Yet

Without a Rosetta Stone for these centuries-old writing systems, the meaning of the texts may never be known.

A 19th-century illustration of a human heart.

11 Fit Facts About the Heart

Technically, your heart isn’t made of gold. And don't wear it in on your sleeve—you’ll make a mess. Here are 11 scientific facts about your ticker.

Are You Smart Enough to Pass Thomas Edison’s Impossible Employment Test?

Thomas Edison’s 146-question employment test was so difficult that the inventor’s own son—as well as Albert Einstein—reportedly flunked it.

Fossilized human footprints in New Mexico’s White Sands National Park are between 21,000 and 23,000 years old and pre-date the Clovis people in North America.

8 Ancient Archaeological Sites That Pre-Date the Clovis People

Archaeologists used to think that the Clovis people were the first inhabitants of the Americas some 13,500 years ago. The evidence from these ancient sites says otherwise.

Mantis Shrimp Remain Unharmed While Dealing Deadly Punches, Study Shows

Mantis shrimp can deal incredible blows without damaging themselves, but how? The makeup of their armor is key.

Here's the scientifically backed way to make perfect hard-boiled eggs.

How to Cook a Perfect Hard-Boiled Egg, According to Science

With the price of a dozen going through the roof, you may want to take more care in preparing hard-boiled eggs. Science is on the case.

How Do Snowshoes Work?

Hiking over several feet of snow becomes possible with some clever physics and nature-inspired design.

7 Vital Facts About Blood

George Washington died after his physician treated his sore throat with bloodletting, but don't let that stop you from learning more about the human circulatory system.