24/07/2012

Portable device detects soil contamination

(Phys.org) -- The RemScan device uses an infrared signal to directly measure petroleum hydrocarbons in soil. The user simply pulls the trigger for a result in 15 seconds. The traditional method for measuring petroleum contamination ...

Webcams make Alaska bears accessible

(AP) — A new video initiative is bringing the famed brown bears of Alaska's Katmai National Park directly to computers and smartphones.

China seeks N. American energy reserves, know-how

(AP) — Offshore Chinese energy giant CNOOC's $15 billion offer for Canadian oil and gas producer Nexen Inc. is strategically calibrated to win regulatory approval — unlike its failed 2005 attempt to buy Unocal.

Social media buzzing with Olympic ceremony 'secrets'

Social media was buzzing Tuesday with leaks from a rehearsal of the London 2012 Olympic Games opening ceremony, despite director Danny Boyle's plea for spectators to "save the surprise".

The longest continuous view of Earth from space hits 40

(Phys.org) -- NASA and the Interior Department Monday marked the 40th anniversary of the Landsat program, the world's longest-running Earth-observing satellite program. The first Landsat satellite was launched July 23, 1972, ...

Shrinking glaciers: A chronology of climate change (w/ Video)

During the last ice age, glaciers dominated New Zealand’s Southern Alps until warming temperatures some 20,000 years ago sent them into retreat. Scientists at Lamont-Doherty Earth Observatory, with their colleagues, ...

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