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Saturday, March 2, 2013

Science

China’s hunger for ivory carvings is growing despite evidence that many tusks are taken illegally.
Adam Dean for The New York Times

China’s hunger for ivory carvings is growing despite evidence that many tusks are taken illegally.

Trade in elephant tusks continues to thrive in China, even as conservation groups call on Beijing to do more to crack down on the slaughter of African elephants.

Report May Ease Path for New Pipeline

A revised federal statement on the Keystone XL pipeline offers no environmental reasons that it should not be built, giving President Obama political cover to approve it.

Space Station Astronauts Will Get Their Fruit, After a Bit of a Scare

The cargo ship’s rendezvous with the International Space Station will now occur on Sunday at the earliest.

Study of Ice Age Bolsters Carbon and Warming Link

A paper published by the journal Science suggests that the sharp warming that ended the last ice age occurred in lock step with increases in carbon dioxide.

In a First, Experiment Links Brains of Two Rats

A Duke neuroscientist says he has connected the brains of two rats in such a way that when one moves to press a lever, the other one does, too — most of the time.

5 Disorders Share Genetic Risk Factors, Study Finds

A large genetic study has identified common glitches involved in schizophrenia, bipolar disorder, autism, major depression and attention deficit hyperactivity disorder.

Science Times: Feb. 26, 2013

The Owl Comes Into Its Own

Jonathan Slaght released this Blakiston's fish owl near the Sha-Mi River in Russia following capture in 2008. The same owl was struck by a vehicle and killed in 2012.
S. Avdeyuk/Amur-Ussuri Centre for Avian Biodiversity

Jonathan Slaght released this Blakiston's fish owl near the Sha-Mi River in Russia following capture in 2008. The same owl was struck by a vehicle and killed in 2012.

Only lately have scientists begun to understand owls in detail, and to puzzle out the subtleties of behavior, biology and sensory prowess that set them apart.

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News Analysis

Connecting the Neural Dots

The Obama administration has set an ambitious goal to map the 85 to 100 billion neurons in the human brain, but scientists say they are long way from developing the necessary tools.

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A DNA Lesson, From the Expert’s Pen

A letter from Francis Crick to his son, Michael, two weeks after solving the DNA puzzle in 1953, is the first written description of the code and is being put up for auction.

The ConsUmer

Questions About Robotic Hysterectomy

Doctors promise that robot-assisted surgeries reduce complications and speed up recovery, but new studies show the differences with laparoscopic hysterectomy to be minimal, while the cost is significantly higher.

Q & A

Taking Sides

Organs are perfectly arranged to carry out their tasks, experts say, including the asymmetrically arranged ones like the liver and heart.

Multimedia
Into the Blue

Michael Becker, a researcher from McGill University, took a camera along during a dive to the bottom of an Antarctic lake.

An Avian Tribe Apart

Scientists and bird lovers delve into the subtle and surprising world of owls.

Podcast: Science Times

New science on a wise old bird, John Markoff on an effort to map the brain, and Nicholas Wade on Francis Crick’s letter to his son.

  Through Owl Eyes; Pushing to Map the Mind; DNA Discovery in Crick’s Cursive
Science Columns
Scan

Growing Wings and Rising Oceans

A look at coming events at the intersection of science and culture.

The Week

Sneaky Dogs, a Cool Conference and More

Recent developments in health and science news and glances at what’s ahead.

Opinion
Dot Earth Blog

A Farewell to Green

Can green news be covered without a Green blog?

From the Magazine

The Extraordinary Science of Addictive Junk Food

Inside the hyperengineered, savagely marketed, addiction-creating battle for American “stomach share.”

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Editors' Picks

Profiles in Science

A series of articles and videos about leaders in science including Linda Fried, Elizabeth Spelke, Richard Dawkins, Nora Volkow, Eric Lander, Michael Gazzaniga and Steven Pinker.

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