Biology

China's ‘CRISPR Babies’ May Be More Likely to Die Young

The mutation that was intended to make them resistant to H.I.V. has now been linked to a shorter life expectancy

Twice as Many Fishing Vessels Are Chasing Fewer Fish on the World's Oceans

Since 1950, the number of boats has gone from 1.7 million to 3.7 million, even though fish stocks have crumbled

The synthetic DNA contains 61 codons, as opposed to the 64 typically found in living organisms

Scientists Create E. Coli Bacteria With Completely Synthetic Genome

The synthetic organisms appear to function much like their natural counterparts

The Key to Biodiversity in Antarctica Is Penguin Poop

A new study shows nitrogen from penguin and elephant seal dung powers a diversity of arthropods and nematodes in surrounding areas

Moving forward, the researchers hope to study how paper wasps use transitive inference in social interactions

Wasps Are the First Invertebrates to Pass This Basic Logic Test

New research suggests paper wasps are capable of transitive inference, a form of logic used to infer unknown relationships on the basis of known ones

Historians Are Looking for Images of the HMS Beagle's Anchors

Researchers are hoping to confirm that they have discovered an anchor from the ship that carried Darwin stuck in the mud of an Australian river

That so  totally rocks, dude.

Green Sea Turtles Are Bouncing Back Around U.S. Pacific Islands

Surveys show the species increasing 8 percent near Hawaii and 4 percent elsewhere, though hawksbill turtles aren't faring as well

With the snap of his fingers, Thanos wiped out half the life in the universe.

If Thanos Actually Wiped Out Half of All Life, How Would Earth Fare in the Aftermath?

The aftereffects of such a mass extinction don’t require a supervillain’s intelligence to understand

Identical twin astronauts, Scott and Mark Kelly, are subjects of NASA’s Twins Study. Scott (right) spent a year in space while Mark (left) stayed on Earth as a control subject.

NASA's Study of Astronaut Twins Creates a Portrait of What a Year in Space Does to the Human Body

Wide-ranging research compares astronaut Scott Kelly to his earthbound twin brother, Mark

Margaret Dayhoff was a pioneer of using computers to tackle some of the biggest scientific questions of the day.

How Margaret Dayhoff Brought Modern Computing to Biology

The pioneer of bioinformatics modeled Earth’s primordial atmosphere with Carl Sagan and made a vast protein database still used today

New Type of Arctic Dinosaur Discovered in Alaska

The duck-billed, crested lambeosaurine shows that a diverse array of dinos lived in the warmer but still harsh Arctic 70 million years ago

One way of distinguishing these zebras from one another? Their stripes

The High-Tech, Humane Ways Biologists Can Identify Individual Animals

Humans have driver's licenses and fingerprints, but cows have nose-prints and zebras have "StripeCodes"

While testosterone plays a significant role in fetal development, it is not the only hormone that influences masculinization.

In Addition to Testosterone, Another Hormone Is Vital for Early Male Development

A hormone called androsterone, produced in the placenta and other organs, plays a role in fetal development in the womb

Chubby Rat Stuck in Manhole Cover Rescued by Fearless Firefighters

It took eight volunteer firefighters to pop the overweight rodent out of a vent in the sewer cover

It was during another experiment in his lab that Naohiro Kato realized that microalgae might be a good ingredient for bioplastic.

Made From Microalgae, These Mardi Gras Beads Are Biodegradable

Louisiana State University molecular biologist Naohiro Kato is confronting plastic pollution one necklace and doubloon at a time

An animation of the eight color-coded bases of hachimoji DNA

Scientists Successfully Double the DNA Alphabet

"Hachimoji DNA" is structurally sound, offers new possibilities for data storage and raises questions about the molecular makeup potential alien life

Insects Are Dying Off at an Alarming Rate

Forty percent of insect populations have seen declines in recent years and will drop even more without immediate action

Pandas Weren't Always Picky Eaters

A new study suggests the all-bamboo diet was adopted in the recent past, not millions of years ago

The North American fox squirrel is one of eight species deemed very high-risk threats

These 66 Species Are Potential Biodiversity Threats to European Ecosystems

Northern snakehead, green seaweed, striped eel catfish and fox squirrel are amongst the most high-risk species

Rocking bed used in the human-centric study

Rocking Isn’t Just for Babies. It Helps Adults—and Mice—Fall Asleep, Too

Two new studies outline benefits including increased sleep quality, improved memory skills

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