20/11/2007

Researchers Discover Surface Orbital 'Roughness' in Manganites

Researchers at the U.S. Department of Energy's Brookhaven National Laboratory have shown that in a class of materials called manganites, the electronic behavior at the surface is considerably different from that found in ...

Thermoelectric materials are 1 key to energy savings

Breathing new life into an old idea, MIT Institute Professor Mildred S. Dresselhaus and co-workers are developing innovative materials for controlling temperatures that could lead to substantial energy savings by allowing ...

Expedition 16 Completes Spacewalk

International Space Station Commander Peggy Whitson and Flight Engineer Dan Tani wound up a 7-hour, 16-minute spacewalk to outfit the Harmony node in its new position in front of the U.S laboratory Destiny at 12:26 p.m. EST ...

Astronomers Say Moons Like Ours Are Uncommon

The next time you take a moonlit stroll, or admire a full, bright-white moon looming in the night sky, you might count yourself lucky. New observations from NASA's Spitzer Space Telescope suggest that moons like Earth's - ...

Digging biblical history, or the end of the world

Some come to dig the Tel Aviv University-directed archeological site at Tel Megiddo because they are enchanted by ancient stories of King Solomon. Others come because they believe in a New Testament prophecy that the mound ...

Secrets in rare cartography

Whales were the economic drivers of the 1850s. So important was this resource that the founder of the U.S. Oceanographic Office, Matthew Fontaine Maury, created a map showing the worldwide distribution of sperm and right ...

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