science | Page 2


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.

The Baby’s Hand Was Mummified. Why Wasn’t the Rest of Its Body?

The Baby’s Hand Was Mummified. Why Wasn’t the Rest of Its Body?

The skeleton of a child found in Hungary was partially mummified by copper from a coin placed in its hand.

Listening to Elephants With Earthquake-Monitoring Tools

Listening to Elephants With Earthquake-Monitoring Tools

Studies have shown that elephants may be monitoring ground vibrations through their bodies, fleeing for higher ground moments before distant tsunamis strike or stomping on the ground to warn others of danger.

They Hunt. They Gather. They’re Very Good at Talking About Smells.

They Hunt. They Gather. They’re Very Good at Talking About Smells.

The Tembeling River in Malaysia’s Taman Negara National Park, near the home areas of hunter-gatherers and other groups that scientists studied to test the relationship between culture and the ability to name smells.

The Final Hours of the Iceman’s Tools

The Final Hours of the Iceman’s Tools

A showcase reflects a reconstruction of Ötzi’s skull, center, and his body at the South Tyrol Museum of Archaeology in Bolzano, Italy.

In Australia, Arsonists May Have Wings

In Australia, Arsonists May Have Wings

A whistling kite hovering over Queensland, Australia. Whistling kites are the so-called “firehawks,” said to spread bush fires to drive out prey.

Let the Stream Run Through It

Let the Stream Run Through It

The Berkeley Pit, a mile-wide hole in Butte, Mont., where copper used to be mined, currently holds 50 billion gallons of contaminated water. It's hoped that the water, once treated, could be a new "headwaters" for a section of the Silver Bow Creek that remains unrestored.

How to Decide Whether Ailing Chimps Get Moved to a Sanctuary

How to Decide Whether Ailing Chimps Get Moved to a Sanctuary

Sandy was a lab chimp, now retired at Chimp Haven in Keithville, La. The N.I.H. is deciding whether old, ill chimps formerly used in research should be moved to sanctuaries like Chimp Haven, or retire in place.

With 86% Drop, California’s Monarch Butterfly Population Hits Record Low

With 86% Drop, California’s Monarch Butterfly Population Hits Record Low

The population of western monarch butterflies in California dropped to a record low last year, according to a nonprofit conservation group.

Eske Willerslev Is Rewriting History With DNA

Eske Willerslev Is Rewriting History With DNA

Dr. Eske Willerslev, director of the Center for GeoGenetics at the University of Copenhagen, earlier this month.

A Long, Frozen Rescue and Sharks on Twitter

A Long, Frozen Rescue and Sharks on Twitter

A helicopter from the nearby Chinese icebreaker Xue Long arrived to pick up the first batch of passengers from the stranded Russian ship Akademik Shokalskiy.

Something Digs Intricate Tunnels in Garnets. Is It Alive?

Something Digs Intricate Tunnels in Garnets. Is It Alive?

Microscopic tubular structures found within red garnets may be caused by the burrowing of microorganisms.

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.

The Known: Cancer Is Really, Really Old. The Unknown: How Common It Was.

The Known: Cancer Is Really, Really Old. The Unknown: How Common It Was.

Evidence of a cancerous tumor was found on a bone fossil dating back 1.7 million years.


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