Science Video

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Amid claims global warming threatens the polar bear, the U.S. has declared it endangered. CNN's Richard Roth explains.

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The U.S. rules against granting the polar bear full endangered status, but the species will be protected.

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Europe's most active volcano, Mount Etna, continues to spew lava for a fifth day since erupting on Saturday.

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Take a look at the cutest baby animals you've never heard of.

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A history of flying cars

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Bob Simon takes a turn on the AirScooter

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Avoiding gridlock in the air

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A whole new way of getting to work

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"It's going to change transportation"

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21st century jetpack

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"Pretty cool"

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It's a cross between a Ferrari and the Batmobile

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Honda's robot Asimo conducted the Detroit Symphony.

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The Smart ForTwo earned top marks in side and front crash tests done by the Insurance Institute for Highway Safety.

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A new Federal plan for managing Alaska's vast Tongass National Forest sparks new debate on logging.

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When it comes to tapping energy from the ocean, off-shore oil rigs are often what comes to mind. But the ocean itself is proving to be an efficient and environmentally friendly source of energy. (May 13)

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Seismologist Lucy Jones explains how earthquakes work.

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Is pollution changing the way flowers smell? Some scientists say yes. Ted Shaffrey reports from New York. (May 12)

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Controversial plans to change UK law to allow hybrid embryos are under consideration in the Commons.

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When the CERN particle collider goes online this summer, it could shed new light on how the universe was formed. (May 12)

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Japanese technology captures planet rising over the moon.

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The Saturn V rocket embodies America's pioneering spirit.

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Changes to fertility laws, which would allow the creation of hybrid embryos will be debated by MPs.

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About forty-five feet beneath the ocean's surface lies a cemetery with gates, pathways, plaques and even benches. It's called the Neptune Memorial Reef. (May 9)

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Researchers are stunned at Jill Price's ability to recall past events.

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Jill Price can recall almost every detail of her past.

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A gorilla recognized as the world's oldest in captivity has celebrated her 55th birthday.

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With consumers demanding more "green" products, the lobster industry stands to lose out if it doesn't get certified as eco-friendly. (May 9)

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John Moylan visits a wind farm off England's east coast to see how it could help UK energy needs

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Massive sinkhole swallows oil equipment and telephone poles in Daisetta, Texas.

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The progress of two new peregrine falcon chicks is being watched by remote camera in Worcester.

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In Florida, power plants discharge warm water and provide manatees with essential habitats.

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The American Academy of Dermatology is trying to raise awareness about the danger of tanning. The group says skin cancer cases are on the rise among younger women. (May 5)