Tech start-ups are the new rock bands: Bono

U2 frontman Bono described start-ups as the new rock bands and defended streaming service Spotify from recent criticism at an internet event in Ireland on Thursday.

Climate economics expert urges "critical" investment shift

The next 20 years must see a "critical" investment shift from high- to low-carbon energy sources to limit damaging global warming, Nicholas Stern, an authority on the economics of climate change, said Thursday.

Argentine unearths mastodon in his yard

An Argentine man digging a well in his yard struck fossils believed to be the bones of a 10,000-year-old mastodon, an extinct mammal.

Brazil Indians in race to save ancestral lands

Government foot-dragging has spurred a race by Brazil's Munduruku Indians to mark off their ancestral lands in the Amazon before they are wiped out by a planned hydroelectric complex.

Orion launch to test human flight risks in deep space

With memories still fresh of two commercial space flight accidents in the past 10 days, NASA is readying its first test flight of the Orion spacecraft that could one day carry humans to Mars.

Using wheat as an energy source for beef cattle

Wheat, along with corn and barley, is one of the three major feed grains used in North America. Most of the feed-class wheat is fed to poultry and swine. Beef producers are reluctant to use large quantities of wheat in diets ...

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