Science

A female Limosa harlequin frog sports a miniature radio transmitter.

A Pioneering Force of Harlequin Frogs Set Out to Help Save Their Species

Outfitted with tiny transmitters, these frogs are released to face the challenging chytrid fungus that decimated their populations

Until recently, neuroscientists have considered the method the brain uses to quickly and easily analyzes faces to be a "black box."

New Research

How Your Brain Recognizes All Those Faces

Neurons home in on one section at a time, researchers report

The tentacles of the Portuguese man o' war, (which is technically a siphonophore, a group related to jellyfish), contain harpoon-like cells called nematocysts that deliver painful doses of venom.

Forget What You've Heard About the Pee Cure, Here's How to Really Fix a Jellyfish Sting

Scientists studied what to do and what not to do when stung by a jellyfish. The result? Folk remedies are bad.

This Terrifying Spider Hunts Fish Underwater

If the prospect of a spider that catches fish wasn't scary enough, the fishing spider is disturbingly well-adapted to its task

Artist’s conception of two merging black holes, spinning in a nonaligned fashion.

New Research

Scientists Hear Two Even More Ancient Black Holes Collide

At this point, detecting ripples in the fabric of space-time is practically commonplace

“These males were still alive and living around the females, they just apparently weren’t getting any of the matings, or the matings weren’t working,” says Robert C. Fleischer.

Future of Conservation

Safer Digs for Tortoises Put a Damper on Their Love Lives

A new genetic study surprised scientists who learned the males were not breeding

Meet the Ozark hellbender, an elusive creature that has become only more so as of late.

Future of Conservation

What the Heck Is a Hellbender—And How Can We Make More of Them?

Why the Saint Louis Zoo decided to invest in this slimy, surprisingly adorable amphibian

The sarcophagus of Tadja, one of the mummies from Abusir el Meleq that had its DNA analyzed in a new study.

New Research

Ancient Mummies Finally Give Up Their Genetic Secrets

Armed with new DNA techniques, scientists have extracted genetic sequences from preserved Egyptians

This celestial chart from 1687 is one of many illustrations from books, charts, and maps showing artists’ imaginings of polar bears.

How Polar Bears Became the Dragons of the North

Renaissance maps depicting the “white bears” say more about our own fears and fantasies than about the predators themselves

Don’t skimp on the SPF

How Sunscreen Protects Your Skin’s DNA

The chemistry behind this protective lotion reflects a modern understanding of the danger of ultraviolet rays

Exclusively feeding in the wild on blood from live animals, vampire bats, native to Central and South America, can regurgitate blood in order to feed one another, though they won't do this for just anyone.

What a Vampire Bat Can Teach Us About the Economics of Friendship

A Smithsonian scientist says important lessons about making friends and sharing can be learned from these blood-sucking creatures

Multiple views of the young teen's right humerus arm bone that runs from the shoulder to the elbow show where the tumor left its mark.

Oldest Cancer Case in Central America Discovered

A young teen, who died 700 years ago, likely suffered pain in the right arm as the tumor grew and expanded through the bone

How NASA Cut Costs With a New Kind of Spacecraft

With budgets for space exploration falling toward the end of the 1960s, NASA began to make plans for a new kind of reusable spacecraft to save money

Future of Conservation

The Hidden Dangers of Road Salt

It clears our roads, but also spells danger for fish, moose—and sometimes humans

A mid-air tourist flight. The author is second from the left.

The Future of Zero-Gravity Living Is Here

Entrepreneurs predict there will be thousands of us living and working in space. Our correspondent takes off to see what that feels like

DNA barcoding, as the name suggests, was designed to make identifying a species as simple as scanning a supermarket barcode.

Future of Conservation

The Key to Protecting Life on Earth May Be Barcoding It

An easier way to read DNA is helping scientists tease apart species and ecosystems in nuanced ways

How Mastiffs Became the World’s Top Dogs

The large, furry dogs of Tibet took an evolutionary shortcut millenia ago

Aubrey de Grey says, “There’s no such thing as aging gracefully.”

Can Human Mortality Really Be Hacked?

Backed by the digital fortunes of Silicon Valley, biotech companies are brazenly setting out to “cure” aging

From the Batpod to the Batcomputer, the Caped Crusader's gadgets use up a whole lot of energy and spew a whole lot of carbon. But when it comes to carbon footprints, Gotham's techiest hero has nothing on some of pop culture's other saviors.

Age of Humans

Which of Your Favorite Superheroes Is Destroying the Earth?

Measuring the carbon footprints of your favorite comic book heroes, from Batman to Jessica Jones

The soil microbe Bacillus subtilis is ubiquitous, but one rare strain yielded scientific pay dirt.

One Girl's Mishap Led to the Creation of the Antibiotic Bacitracin

Margaret Treacy was the namesake for a breakthrough medication

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