Compared with the trees, lianas are able to put more energy into the production of leaves and seeds and less towards growing a trunk.

Tarzan’s Favorite Mode of Travel, the Liana Vine, Chokes Off a Tree’s Ability to Bear Fruit

With lowered fruit production, fewer seeds are dispersed to grow new trees

Don’t Be Jealous of These Oyster-Slurping Beach Monkeys

Long-tailed macaques spend much of the day frolicking on tropical sands and taking a dip in the ocean to cool off

Marine algae blooms like these in the northern Ross Sea are often vast enough to be visible from space.

Future of Conservation

Who Owns Antarctica’s Pristine Oceans?

How humans finally stopped squabbling and protected one of the world’s most pristine marine areas

Male deer grow these impressive face ornaments every year, in a cycle of life, death and itchiness.

New Research

Antlers Are Miraculous Face Organs That Could Benefit Human Health

There’s so much more to deer antlers than fighting and impressing the ladies

These Astronauts Drink Recycled Urine to Stay Hydrated

Astronauts themselves are important sources of water in outer space. With the help of a special centrifuge, their urine is distilled, then processed

Why Do These Monkeys Have Such Outrageous Noses?

Proboscis monkeys may look ridiculous to us, but they are in fact perfectly adapted to their swamp surroundings

A jawbone from one of the fossils of the earliest Homo sapiens ever found.

New Research

Humans Evolved 100,000 Years Earlier Than We Thought—But Mysteries Remain

Moroccan fossil discovery alters the accepted narrative of when humans evolved and how they spread through Africa

View looking south of the Jebel Irhoud site in Morocco, where the fossils were found

New Research

The Science Behind the Discovery of the Oldest Homo Sapien

We need both genetics and anthropology to solve the mysteries of human origins, says a researcher on the team

Leeuwenhoek's early microscopic observations of rabbit sperm (figs. 1-4) and dog sperm (figs. 5-8).

The Long, Winding Tale of Sperm Science

…and why it’s finally headed in the right direction

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

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