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Scientists Are Unlocking the Mysteries of an Echidna’s Fancy, Four-Headed Penis

Big echidna energy.

Scientists Are Unlocking the Mysteries of an Echidna’s Fancy, Four-Headed Penis

Meet 'Cooper,' a Recently Discovered Sauropod Believed to Be Australia’s Largest Dinosaur Species

An illustration of what Australotitan cooperensis may have looked like.

Meet 'Cooper,' a Recently Discovered Sauropod Believed to Be Australia’s Largest Dinosaur Species

22 Fascinating Facts About ASMR

Flipping the pages of a book may trigger ASMR in some people.

22 Fascinating Facts About ASMR

Why Isn't There a Vaccine for the Common Cold?

This man has never gotten a vaccine for the common cold. He's being a bit dramatic about it.

Why Isn't There a Vaccine for the Common Cold?

Scientists Have Identified a New ‘Chocolate Frog’ Species

The chocolate frog on a very green leaf.

Gastronauts: A History of Eating in Space

Astronaut Scott Kelly gets a delivery of fresh fruit while on board the International Space Station in 2015.

15 Things You Might Not Know About Brave New World

alaina buzas, Flickr // CC BY 2.0

Watch Mélanie Barboni, the Geologist Known as ‘The Hummingbird Whisperer,’ in Action

A female ruby-throated hummingbird headed for her next meal.

You’re Grinding Your Coffee Too Finely—Science Says So

hsyncoban/iStock via Getty Images

Why Does the Sun Make Hair Lighter?

svetikd/iStock via Getty Images

8 Animals That Are No Longer Endangered

Lord Runar/iStock via Getty Images

What Would Actually Happen If You Drank Saltwater?

Your body will not thank you.

In the Crosshairs: Why the Forensic Science of Hair Analysis Isn't Foolproof

microgen/iStock via Getty Images

9 Fascinating Facts About Urine

Bborriss/iStock via Getty Images

9 Fascinating Discoveries that Changed Our Understanding of Human Evolution

A replica of the Laetoli footprints discovered in Laetoli, Tanzania; The original footprints were dated to 3.6 million years ago.

Science Shows Cats Love Even Imaginary Boxes

Luxury living.