science | Page 2


Baleen Whales Intermingled as They Evolved, and Share DNA With Distant Cousins

Baleen Whales Intermingled as They Evolved, and Share DNA With Distant Cousins

Fin whales differ in size, color and body shape from their cousins, the larger blue whale, but scientists decoding the genome of several baleen species say there was intermingling during the course of their evolution.

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.

A Large Body of Water on Mars Is Detected, Raising the Potential for Alien Life

A Large Body of Water on Mars Is Detected, Raising the Potential for Alien Life

An artist’s rendering of the European Space Agency’s Mars Express spacecraft searching the planet’s south pole for liquid water.

It Came From a Black Hole, and Landed in Antarctica

It Came From a Black Hole, and Landed in Antarctica

The IceCube Neutrino Observatory in Antarctica, where the tiny particle believed to have originated in a supermassive black hole was observed last year.

Empathy May Be Overrated in an Election, and in a Leader

Empathy May Be Overrated in an Election, and in a Leader

Top: Donald J. Trump; Middle: Bill Clinton: Bottom: George H.W. Bush.

Borneo Lost More Than 100,000 Orangutans From 1999 to 2015

Borneo Lost More Than 100,000 Orangutans From 1999 to 2015

An orangutan in a sanctuary awaiting release on the Indonesian part of the island of Borneo. New research has found that 50 years of conservation efforts have failed to stem the decline of orangutans on the island.

Owls See the World Much Like We Do

Owls See the World Much Like We Do

Even though barn owls have simple brains, a new study suggests they can visually process objects in ways similar to that of animals with more sophisticated perception.

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.

Life on Mars? Rover’s Latest Discovery Puts It ‘On the Table’

Life on Mars? Rover’s Latest Discovery Puts It ‘On the Table’

In 2015, the Curiosity rover drilled into a mudstone called "Mojave." Analysis of those drill cuttings yielded organic molecules.

‘2001: A Space Odyssey’ Is Still the ‘Ultimate Trip’

‘2001: A Space Odyssey’ Is Still the ‘Ultimate Trip’

The film “2001: A Space Odyssey,” which is being rereleased this year for its 50th anniversary, baffled film critics when it first came out but now tops their lists of the most important movies of all time.

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.

The Very First Animal Appeared Amid an Explosion of DNA

The Very First Animal Appeared Amid an Explosion of DNA

Creatures as diverse as the humpback whale and the ladybug all descend from the very first animal, which appeared hundreds of millions of years ago.

Hot Heads: Why Mammals Need R.E.M. Sleep

Hot Heads: Why Mammals Need R.E.M. Sleep

Fur seals can switch off and on R.E.M. sleep when they're in the sea and on land, a pattern never seen before. Scientists believe it might mean R.E.M. sleep helps generate heat in our skulls, like shivering for the brain.

Review: ‘Pit Bull’ Traces Path From Fighter to Pet to Demon

Review: ‘Pit Bull’ Traces Path From Fighter to Pet to Demon

Pit Bull: The Battle Over an American Icon by Bronwen Dickey
Knopf, $26.95
330 pages

How Do You Count Endangered Species? Look to the Stars

How Do You Count Endangered Species? Look to the Stars

A thermal image of elephants, part of an effort to apply tools from astronomy to help conservationists and fight poaching.

It’s the Latest in Conservation Tech. And It Wants to Suck Your Blood.

It’s the Latest in Conservation Tech. And It Wants to Suck Your Blood.

A leech, Haemadipsa zeylanica, in Thailand. Scientists have found they can survey the biodiversity of a forest with DNA analysis of leeches’ last blood meals.


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