SCIENCE

5 Rules for the Paleo Diet from Actual Paleolithic Humans

The paleo diet recommends eating low-carb foods like our ancient ancestors if we want to reach optimum health. But it turns out that early humans in the Paleolithic era dined on more than just meat.

Harrison Duran with a partial Triceratops skull.

College Student Finds a 65-Million-Year-Old Triceratops Skull During Paleontology Dig in North Dakota

Harrison Duran, a dinosaur fanatic since childhood, discovered the partial triceratops skull on a dig in the Badlands of North Dakota.

Want to Reduce Your Stress In 10 Minutes? Pet a Cat or Dog

A new study shows that those puppy-playtime programs colleges host during finals season can actually be effective in just a few minutes.

England Is Being Invaded By a Swarm of Flying Ants That Can Be Seen From Space

The radar picked up some rain showers on England’s southern coast. But it was actually billions of flying ants.

Chimpanzees Bond by Watching Movies Together, Too

A new study shows that we’re less special than we thought: Apes can connect with each other by watching movies just like us.

Astronaut Eugene A. Cernan mans a Lunar Roving Vehicle during the Apollo 17 mission.

Get The Details On All 21 Successful Moon Landings With This Interactive Map

Apollo 11’s 50th anniversary is a great opportunity to explore the history of Moon landings with Smithsonian.com’s handy map.

Margaret Hamilton, lead Apollo flight software engineer, in the Apollo Command Module.

Meet Margaret Hamilton: The Woman Behind the Apollo Project

When Neil Armstrong stepped foot on the surface of the Moon in July of 1969, software was a relatively new development. In fact, the Moon mission was one of the first times this kind of engineering was used in such a fundamental way. History was being wri

11 Things You Might Not Know About Neil Armstrong

No matter where private or government space travel may take us in the future, Neil Armstrong will forever have a place as the first human to ever set foot on solid ground outside of our atmosphere.

Forget Lab-Grown Meat—You Can Now Buy Lab-Grown Ice Cream

Dairy-free ice cream doesn’t always capture the rich, creamy texture and taste we love so much. But this stuff just might.

DNA From a Shark Tooth Embedded in a Man's Foot for 25 Years Identifies the Culprit

Jeff Weakley was attacked by a shark in 1994. Now, a tooth embedded in his foot has revealed the shark's species.

warrengoldswain, iStock /Getty Images Plus

10 Scientific Benefits of Kissing

While there are plenty of obvious pleasures of smooching, there are also some remarkable health benefits, backed by science.

The World’s Eighth Lava Lake Was Just Discovered on a Remote Sub-Antarctic Island

See the satellite photo that just confirmed the existence of an extremely rare lava lake on a remote island.

See NASA’s Breathtaking Photo of a Volcanic Eruption From Space

A small island volcano that has been dormant since 1924 erupted this week. Astronauts photographed it from the International Space Station.

Female Lab Rats Are the Victims of Gender Bias, Too

Scientists usually study male lab rats because they believe that females’ hormonal changes would skew results, but there’s more to the story.

12 Facts About Diabetes Mellitus

From risk factors to the latest treatments, here's what you need to know about the three types of diabetes (yes, there are three).

There Are 2373 Squirrels in New York's Central Park, Census Finds

Central Park in New York City is home to thousands of Eastern gray squirrels. Last year, a team of 300 volunteers counted them all.

Lost Your Wallet? You Might Be More Likely to Get It Back If There's Cash Inside

An ambitious experiment left 17,303 'lost' wallets in the hands of people around the world, some with money and some without. The results might surprise you.

Some Fish Eggs Can Hatch After Being Pooped Out by Swans

The durable little killifish egg can travel along the swan's digestive tract and later hatch, which might explain how some fish wind up in isolated freshwater locations.

Is There An International Standard Governing Scientific Naming Conventions?

For animals, the 18th-century naturalist Carl von Linné introduced the system of binominal nomenclature, where animals have names composed of two parts.

An Ice Age Wolf Head Was Found Perfectly Preserved in Siberian Permafrost

Scientists are eager to study the carnivore's severed head—which was found with its teeth, fur, and brain still intact after tens of thousands of years.

The FBI Once Tested Hair to Determine If It Belonged to Bigfoot

The agency recently released documents revealing it had tested at least two samples of hair purporting to belong to Bigfoot. The results were surprising.

Was Mona Lisa Faking Her Smile?

Leonardo da Vinci's famous painting features a woman smiling. Now, some neuroscientists argue that the artist may have purposely added an insincere smirk that wasn't present on the model's face.

Body Camera Study Reveals What Cats Do When Nobody's Looking

After outfitting cats with video cameras, scientists learned some surprising things about the private lives of our feline companions.

Drinking Lots of Coffee Won't Damage Your Arteries, According to a New Study

A new study looked at the heart scans of more than 8000 coffee drinkers and found no evidence the subjects had an increased risk of potential heart problems.

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