Device gives scientists front-row seat to lightning strikes

A device developed at The University of Alabama in Huntsville (UAH) has become a valuable tool in researchers' quest to determine how lightning is spawned in clouds, to map strikes from beginning to end and to better predict ...

Spacewalking astronauts stymied by sticky bolts

(AP)—Sticky bolts proved too much for spacewalking astronauts Thursday, forcing them to leave a new power-switching box dangling from the International Space Station instead of bolted down.

Usain Bolt rules Twitter during Games

Jamaican sprint king Usain Bolt dominated Twitter during the Olympics, the social networking site has revealed, with his gold in the 200 metres inspiring a staggering 80,000 tweets per minute.

'Touching the Sun': Sunita Williams on spacewalk

(Phys.org)—NASA astronaut Sunita Williams, Expedition 32 flight engineer, appears to touch the bright sun during the mission's third session of extravehicular activity (EVA) on Sept. 5, 2012.

Scientists bolt down the defenses against ambrosia beetles

Exotic ambrosia beetles are costly pests of ornamental and fruit trees nationwide—from front-yard plantings of Japanese maple and oak to commercially grown orchards of cherry, peach, plum and even avocado.

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