Archive: 07/12/2011

Dark fireworks on the sun

On June 7, 2011, Earth-orbiting satellites detected a flash of X-rays coming from the western edge of the solar disk. Registering only "M" (for medium) on the Richter scale of solar flares, the blast at first appeared to ...

Jul 12, 2011
4.8 / 5 (9) 12 | with audio podcast

Punching holes in the sky

Scientists, photographers and amateur cloud watchers have been looking up with wonderment and puzzlement at "hole punch" clouds for decades. Giant, open spaces appear in otherwise continuous cloud cover, presenting ...

Jul 12, 2011
5 / 5 (4) 2

Nordic countries grill Facebook on privacy

Data protection agencies in Norway, Sweden, Denmark and Finland have quizzed social network giant Facebook on its management of users' private information, they said Tuesday.

Jul 12, 2011
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Freefall -- aphids' survival strategy

As soon as aphids feeding on a plant sense the heat and humidity in a mammal's breath, they drop to safety before they are inadvertently ingested together with the plant the animal is feeding on. These findings by Moshe Gish ...

Jul 12, 2011
5 / 5 (1) 1

The threat of gossip can rein in selfishness

Gossip can be hurtful, unproductive, and mean. It can also be an important part of making sure that people will share and cooperate, according to a study in the current Social Psychological and Personality Science.

Jul 12, 2011
3.5 / 5 (2) 1

iMobot modular robot technology licensed

The University of California, Davis has signed an exclusive license agreement with Barobo, Inc. of West Sacramento, Calif., to commercialize the modular robot technology called "iMobot" – an Intelligent ...

Jul 12, 2011
5 / 5 (1) 0

Employers with tipped employees

Employers increasingly face wage and hour enforcement actions and costly class action lawsuits under the federal and state laws that regulate minimum wages and tipping. With wide variations in federal and state requirements ...

Jul 12, 2011
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