Science

IAEA Report Shows Some Slowdown, but Continued Nuclear Activity in Iran

By Dave Gustafson

Iran has showed some signs of cooperation in slowing its uranium enrichment activity but indicators continue to point toward a covert nuclear weapon program, according to a report released Friday by the U.N. nuclear watchdog.

NOVA scienceNOW: Mysteries of Memory

An excerpt of NOVA scienceNOW, which takes an in-depth look at the human brain as a neuro-anatomist dissects one into 3,000 pieces.

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Tiny World, Big Art in Madison

If you happen to find yourself waiting out a flight delay at the airport in Madison, Wis., look on the bright side: You'll have more time to browse an exhibit that unites art and science.

With Eyes on Moon and Mars, Space Exploration Goes Under Review

According to a presidential review panel, the U.S. plan to return astronauts to the moon by 2020 will not happen without a big boost in NASA's budget.

Budget Woes Expected to Ground Some Space Missions

U.S. budget constraints threaten to ground some of NASA's manned space missions. Judy Woodruff looks at the space program and its future prospects.

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GM Unveils 230 MPG Claim for Chevy Volt

General Motors announced Tuesday that its long-awaited Chevrolet Volt hybrid, a battery- and gas-powered electric vehicle, can get 230 miles per gallon in city driving, dwarfing every other car on the market in fuel efficiency.

Forensic Clues Aid Fight Against Ivory Trade

ITN correspondent Julian Rush reports on how the science of carbon dating is being used to combat the illegal global ivory trade.

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Children Not Getting Enough Vitamin D, Study Concludes

More than 60 percent of children have "insufficient" levels of Vitamin D, a study published by the journal Pediatrics concluded on Monday. Gwen Ifill reports.

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Microsoft, Yahoo Pair up With Sights on Google

After years of courting, Microsoft announced Wednesday that it finally inked a deal with Yahoo in hopes that a partnership could help topple Google from being the Internet search and advertising leader.

Moon Landing Anniversary Renews Debate on Spaceflight

As the country celebrates the 40th anniversary of the Apollo 11 moon landing, NASA and the Obama administration are weighing the debate over sending more astronauts into space, or to shift more toward the use of robots. Ray Suarez reports.

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