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TOKYO (Reuters) - NASA has began unofficial negotiations with Japan's space agency on purchasing units of an unmanned cargo transfer spacecraft as the successor to its space shuttles, the Yomiuri newspaper said on Sunday.

The US space agency, NASA, is reportedly negotiating the purchase of unmanned Japanese transfer spacecraft to replace its own ageing shuttles.

Natalie MacLean, author of Red, White and Drunk All Over, joins Host Liane Hansen to discuss how global warming, competition in the wine industry, and organic standards are changing the wine we drink. MacLean also reveals her favorite wine after more than a decade as a sommelier. (ISBN -10-1-58234-648-8) (6:40)

Rio de JANEIRO, Brazil (AP) -- Hundreds of baby penguins swept from the icy shores of Antarctica and Patagonia are washing up dead on rio de Janeiro's tropical beaches, rescuers and penguin experts said Friday....

An emotional debate is raging in the west over whether to thin a captive herd of wild horses that numbers 30,000.

A theoretical carbon nanotube cable could not only be invisible, but also strong enough to support a person's weight

The mutation, common in African Americans, slows the progression of HIV yet paradoxically increases the risk of contracting the virus (full text available to subscribers)

AP - Hundreds of baby penguins swept from the icy shores of Antarctica and Patagonia are washing up dead on rio de Janeiro's tropical beaches, rescuers and penguin experts said Friday.

A dwarf planet orbiting beyond Neptune has been designated the third plutoid in the solar system and given the name Makemake.

Federal and state governments are being urged to substantially increase their funding for postgraduate research into climate change, energy resources and salinity management.