28/02/2013

Struggling Groupon ousts CEO Andrew Mason (Update)

Struggling online deals pioneer Groupon has ousted its quirky founder and CEO Andrew Mason amid worries that people are tiring of the myriad of online restaurant, spa and Botox deals that Groupon built its business on.

Dust from Africa affects snowfall in California

One of the driest spots on Earth—the Sahara desert—is increasingly responsible for snow and rain half a world away in the western U.S., a new study released Thursday found.

WikiHouse pioneers do-it-yourself home building

WikiHouse is putting a new spin on old-time barn-raising with a free online resource that lets people put homes together the same way they might a giant jigsaw puzzle.

Elephants are vanishing from DRC's best-run reserve

The Democratic Republic of Congo's (DRC) largest remaining forest elephant population, located in the Okapi Faunal Reserve (OFR), has declined by 37 percent in the last five years, with only 1,700 elephants now remaining, ...

Mineral diversity clue to early Earth chemistry

Mineral evolution is a new way to look at our planet's history. It's the study of the increasing diversity and characteristics of Earth's near-surface minerals, from the dozen that arrived on interstellar dust particles when ...

Third radiation belt can wrap around Earth, probes reveal

With the flip of a switch, a pair of instruments designed and built by the University of Colorado Boulder and flying onboard twin NASA space probes have forced the revision of a 50-year-old theory about the structure of the ...

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