802,939 articles

Tropical Storm Alberto Weakens Off SC Coast

Tropical Storm Alberto hovered off the South Carolina and Georgia coasts on Sunday, canceling tourist cruises, producing showers and serving as a reminder that the 2012 Atlantic hurricane season is just around the corner. The first storm of the season that officially begins June 1 was not expected to approach landfall on the Carolinas' coast, but it prompted a brief tropical storm watch and...

Stress Turns Men Into Social Butterflies

When stress strikes, women are said to turn to their social ties for support, while men are supposed to become aggressive. But new research finds that these gender stereotypes don't always hold true.

Timing can affect whether women and minorities face discrimination

Timing can affect whether females and minorities experience discrimination -- says a new study. Emails were sent from fictional prospective doctoral students to 6,500 professors across 258 institutions, requesting a meeting either that day or next week. Prospective doctoral students with Caucasian male names were 26 percent more likely to be granted an appointment when requesting one for next week...

Understanding Arctic Ocean's carbon cycle

Scientists have conducted a new study to measure levels of carbon at various depths in the Arctic Ocean. The study provides data that will help researchers better understand the Arctic Ocean's carbon cycle -- the pathway through which carbon enters and is used by the marine...

Sticky Feet Help Robots Land on Asteroids

A new biologically-inspired robot could one day crawl over the surface of an asteroid or Mars and gather samples for study using lots of tiny, mechanical "toes." Aaron Parness, a robotics researcher at the Jet Propulsion Laboratory in Pasadena, California, presented his gripper May 16 at the Institute for Electrical and Electronics Engineers (IEEE) annual robotics conference, IEEE's Spectrum...

Bats: What sounds good doesn't always taste good

Bats use a combination of cues in their hunting sequence - capture, handling and consumption - to decide which prey to attack, catch and consume and which ones they are better off leaving alone or dropping mid-way through the hunt. Eavesdropping bats first listen to their prey, then they assess its size, and finally they taste it. The work by Dr. Rachel Page and her team from the Smithsonian...