The ghostly blue clouds in the center of the Abell 1689 galaxy cluster show where Dan Coe and his team think dark matter is hiding. Abell 1689 is home to about 1,000 galaxies and trillions of stars. Credit: NASA, ESA, and Dan Coe (NASA JPL/Caltech and STScI)

The dark side of the universe

Most of the cosmos is invisible, but that doesn’t stop scientists from searching for it

Read Article.
Diving Emperor Penguin

Secrets of the world’s extreme divers

For emperor penguins and other animals,
being able to hold their breath the longest could be in the blood

Read Article.
The biggest Arctic iceberg in five decades (circled) broke off Green lands Petermann Glacier on August 4, 2010. Credit NASA

Ice on the move

Flowing glaciers help scientists study climate change

Read Article.

Fat weighs heavy on the brain

New study shows obesity interferes with memory, thinking and reasoning

Read Article.
Intel STS 2011 Finalists with President Obama at the White House

Enthusiasm and reward for science

Meet the high schoolers who won the 2011 Intel Science Talent Search

Read Article.

Science in Society

Scientist Profile: Wally Gilbert


Wally Gilbert is interested in just about everything. He began by studying physics and then switched to biology, eventually winning an Albert Lasker Basic Medical Research Award in 1979 and then a Nobel Prize in Chemistry in 1980.

Read Article.

In the News

This artist’s conception shows what a gamma-ray burst might look like coming from a collapsing star. Credit NASA

A curious cosmic explosion

Soy beans (left), extracted from their pods (right), are squeezed to release heart-healthy cooking oil.Credit: Scott Bauer/USDA

New source for healthy fats

Flying circles around Mercury MESSENGER, shown in an artist’s drawing, will spend 12 months in orbit around Mercury. . Credit: NASA

Planetary paparazzo


Eating can be skin deep

Charged to move   Researchers figured out how to make single magnetic poles (illustrated here) move through a material called spin ice.

Like electricity, but magnetic


Carnivorous plants say ‘cheese’


Life in the bacterial underground

The study suggests ancient humans had a leg up for running long distances.

Evolved to run

This photo shows the tiny patch of sky around the Milky Way that the Kepler space telescope constantly studies. Credit Carter Roberts

The growing planetary family

As more ships traverse the oceans, the volume of sound traveling underwater is increasing. This change can affect humpback whales and other residents who use sound in their daily lives. (miblue5/iStock)

Underwater Racket


Bullying is an everyday problem

This sculpture by John Gurche shows a female Neandertal teaching her child how to poke holes in animal hide. Sculpture: credit: 2010, John Gurche; Photo: Chip Clark, Smithsonian Institution

Your inner Neandertal