Which came first, the land turtle or the sea turtle? Scientists aren't sure, but a newly-discovered fossil of a 220-million-year-old turtle seems to tip the scale toward aquatic evolution, and may help explain how turtles evolved their shells.
Researchers are one step closer to the science fiction-like goal of creating an "invisibility cloak" that could hide objects from the human eye, according to a paper published Friday in the journal Science.
While the Big Three U.S. automakers' hopes of an immediate financial shot in the arm were dashed Thursday on Capitol Hill, they are expected to meet lawmakers' demands to craft a convincing plan for rebuilding their once-mighty industry by Dec.
Scientists have mapped out much of the genetic code of the extinct woolly mammoth, opening the door to the possibility of recreating the animal and perhaps other extinct species within the next 20 years.
In the Indian state of Rajasthsan, farmers have accused Coca-Cola factories of drawing too heavily on the area's water supplies and contributing to pollution. Fred de Sam Lazaro reports on the controversy and the claims of both the company and…
Two teams of astronomers have for the first time captured direct images of planets orbiting faraway stars.
The U.S. Supreme Court handed environmentalists a defeat Wednesday, lifting restrictions on the Navy's use of sonar off the California coast.
NASA's Phoenix Mars Lander sent what will probably be its last signal back to earth last week, succumbing to a dust storm and advancing winter weather. However, the lander outlived its planned three-month mission by two months.
In his junior year at Morehouse College, Tony Anderson started the Let's Raise a Million Project to bring energy-saving technologies to African-American low income communities previously left out of the green movement.
Scientists have for the first time mapped the entire genome of a cancer patient, in the process finding eight new genetic mutations that led to the woman's leukemia.
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