science | Page 2


China’s Giant Salamanders Pose a Conservation Conundrum

China’s Giant Salamanders Pose a Conservation Conundrum

A Chinese giant salamander, in a glass enclosure in Zhangjiajie, China. There are as many as eight distinct species, but farming is muddling them into a single hybridized population.

Drones Spy Caribou on a Treacherous, Icy Crossing

Drones Spy Caribou on a Treacherous, Icy Crossing

Caribou from the Dolphin and Union population during a crossing to the Canadian mainland.

Did Juul Lure Teenagers and Get ‘Customers for Life’?

Did Juul Lure Teenagers and Get ‘Customers for Life’?

Juul is under federal investigation for marketing its discreet, flash-drive-resembling e-cigarette product to youth.

Wild and Craggy, Just Like Thoreau

Wild and Craggy, Just Like Thoreau

The view from the summit of "Mount Thoreau" looking south toward the Palisades and the Northern boundary of Kings Canyon National Park.

A Crispr Conundrum: How Cells Fend Off Gene Editing

A Crispr Conundrum: How Cells Fend Off Gene Editing

Embryonic stem cells surrounded by feeder cells. When a team of scientists tried using Crispr to turn stem cells into neurons, they found that many of them died unless a cancer-fighting gene also was deactivated.

NASA’s New Horizons Takes Photos of Ultima Thule, 4 Billion Miles Away

NASA’s New Horizons Takes Photos of Ultima Thule, 4 Billion Miles Away

S. Alan Stern, center, New Horizons’ principal investigator, surrounded by children at Johns Hopkins University Applied Physics Laboratory in Laurel, Md., on Tuesday.

Women’s Views on Women Who Are Ovulating

Women’s Views on Women Who Are Ovulating

Participants in a study of the effects of ovulation were shown these two photos and asked which woman would be more likely to entice a dating partner.

These Cultural Treasures Are Made of Plastic. Now They’re Falling Apart.

These Cultural Treasures Are Made of Plastic. Now They’re Falling Apart.

Dr. Odile Madden, of the Getty Conservation Institute in Los Angeles, holding a piece of degrading plastic for use in trying out new methods of preservation.

The Rational Choices of Crack Addicts

The Rational Choices of Crack Addicts

Carl Hart, an associate professor at Columbia University, is the author of the book “High Price,” a mix of memoir and scientific research about drug addiction.

The Thing Inside Your Cells That Might Determine How Long You Live

The Thing Inside Your Cells That Might Determine How Long You Live

A colored transmission electron micrograph of a human serous cell’s nucleus, with its nucleolus in purple. The nucleolus functions as the sort of brain of the nucleus, making rRNA, a basic ingredient for making proteins.

Clown Fish Need More Energy to Live in a Bleached Home

Clown Fish Need More Energy to Live in a Bleached Home

Researchers at the University of Glasgow studied physiological indicators of stress in clown fish living with bleached anemones, a result of warming temperatures and other environmental disturbances.

Humpback Whale Baby Boom Near Antarctica

Humpback Whale Baby Boom Near Antarctica

Humpback whales in the southern oceans around Antarctica appear to be breeding successfully, recovering their population.

Elephants Are Very Scared of Bees. That Could Save Their Lives.

Elephants Are Very Scared of Bees. That Could Save Their Lives.

A bee’s sting won’t hurt an elephant’s tough hide, but bees can swarm and wound more sensitive places like the trunk, eyes and mouth.

How a Church Deacon Found the Biggest Prime Number Yet (It Wasn’t as Hard as You Think)

How a Church Deacon Found the Biggest Prime Number Yet (It Wasn’t as Hard as You Think)

Jon Pace is the discoverer of the largest known prime number, 23.2 million digits long.

Trillions Upon Trillions of Viruses Fall From the Sky Each Day

Trillions Upon Trillions of Viruses Fall From the Sky Each Day

Viruses attached to a fragment of a bacterial cell wall. “Viruses modulate the function and evolution of all living things,” scientists wrote last year. “But to what extent remains a mystery.”

New Dive Into Old Data Finds Plumes Erupt From Jupiter’s Moon Europa

New Dive Into Old Data Finds Plumes Erupt From Jupiter’s Moon Europa

NASA’s Galileo spacecraft appears to have flown through a plume erupting from Jupiter’s moon Europa more than 20 years ago.


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