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Landmark legislation, a captive breeding program, and habitat conservation have brought them back from the brink.
The potential discovery of liquid water on a moon of Saturn is bittersweet for many scientists.
The NASA craft began its orbit around Mars Friday. It will study the planet's climate and geology.
The possibility of a two-tiered Internet threatens today's notion of free travel on the information superhighway.
A five-year-old program protects waterbirds by turning poachers into rangers.
Findings announced Thursday affirm the idea of a hyperspeed expansion.
A ruling friday may force the agency to insist that industrial sites upgrade their facilities.
Officials, in a stalemate, are struggling to find money for repairs - despite levee failure warnings.
By the end of March, Lady Liberty and Ellis Island will use power offset by a renewable energy credit.
An Iowa corn refinery, open since December, uses 300 tons of coal a day to make ethanol.
The new budget cancels some missions, but aids small firms developing cheaper rockets.
They're not as simple to use as iPods or digital cameras, and cost much more.
At the annual Super Bowl of bird-watching, teams compete to be top of the pecking order.
From evangelicals to students to business groups, climate change is a rising political concern.
The Olymperials features more than 2,500 original Olympic posters - from the first modern Games in 1896 to the coming Beijing Games of 2008.
The high-tech tracking of people's preferences puts firms in touch with tastes.
Martian tornadoes have turned NASA rovers into 'energizer bunnies.'
The future of a canal suspected of funneling the storm surge into the city, however, is uncertain.
The Benjamin Franklin Tercentenary proves why this 10th son of a candlemaker is still instantly recognizable 300 years after his birth.
The online exhibit of of the U-505 Submarine at the Museum of Science and Industry takes visitors on a tour of the captured World War II German vessel.
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