27/08/2009

Physicist Proposes Solution to Arrow-of-Time Paradox

(PhysOrg.com) -- Entropy can decrease, according to a new proposal - but the process would destroy any evidence of its existence, and erase any memory an observer might have of it. It sounds like the plot to a weird sci-fi ...

Small rodents encourage the formation of scrubland in Spain

After two years of research over five degraded landscapes in the National Park of Sierra Nevada (Granada), scientists have established for the first time that field mice base their diet on holm oak and pine seeds, causing ...

Tiny ancient shells point to earliest fashion trend

Shell beads newly unearthed from four sites in Morocco confirm early humans were consistently wearing and potentially trading symbolic jewellery as early as 80,000 years ago. These beads add significantly to similar finds ...

The mysterious glaciers that grew when Asia heated up

Long ago a group of Himalayan glaciers grew by several kilometers even while Central Asia's climate warmed up to six degrees Celsius. BYU professor Summer Rupper's analysis attributes much of the glacial growth to increased ...

Extinct Mammal Used its 'Sweet Spot' to Club Rivals

(PhysOrg.com) -- Scientists in Uruguay studying extinct mammals called glyptodonts have discovered they used a "sweet spot" in their tails, just like baseball players use the center of percussion (CP), or sweet spot, in their ...

Apple signs deal for China iPhone launch

US high-tech giant Apple and China Unicom on Friday announced they had reached a multi-year deal to launch the widely popular iPhone in the world's largest mobile market later this year.

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