03/11/2005

Improved Materials Dominate Chip Evolution

Material innovation has replaced scaling as the primary source of performance and feature improvements in leading-edge CMOS semiconductors, IBM technologist Paul Farrar, Jr. told attendees at the ISMI Symposium on Manufacturing ...

Chemist explores ways to make hydrogen a viable fuel

A chemist at Washington University in St. Louis hopes to find the right stuff to put the element hydrogen in a sticky situation. Lev Gelb, Ph.D., Washington University assistant professor of chemistry, prepares theoretical ...

2,000 Theropod teeth

A paleontologist at Washington University in St. Louis has concocted a mathematical scheme for identifying dinosaurs based upon measurements of their copious Mesozoic dental droppings. His method could help paleobiologists ...

Tips for Staying Safe on the Internet

Dan Barker, the co-owner of Strategic Data Integration in Hillsborough, N.C., and an editor of “Certified Internet Webmaster Foundations for Dummies,” teaches the Duke Continuing Studies course "PC Threats: Spam, Scams ...

Ocean-Injection Strategy for Combating Greenhouse Effect

In searching for ways to counteract the greenhouse effect, some scientists have proposed capturing the culprit---carbon dioxide---as it is emitted from power plants, then liquefying the gas and injecting it into the ocean. ...

Mars Kicks Up the Dust as It Makes Closest Approach to Earth

NASA's Hubble Space Telescope snapped this picture of Mars on October 28, within a day of its closest approach to Earth on the night of October 29. Hubble astronomers were also excited to have captured a regional dust storm ...

Humidity influences gecko adhesion ability

Germany scientists say they're closer to understanding how geckos climb walls, walk upside down across ceilings and perform other feats of adherence.

Anti-aging hormone actions revealed

Scientists say the recently discovered anti-aging hormone "Klotho" acts by increasing a cell's ability to detoxify harmful reactive oxygen species.

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