30/03/2006

Feds: Help fish spawn or remove dams

U.S. wildlife officials say they will not renew licenses for four hydroelectric dams in California unless steps are taken to help imperiled wild salmon.

Researchers develop new method for nanomaterials synthesis

Virginia Commonwealth University chemists, using a simple, commercial microwave oven, have developed a new method for the synthesis of nanomaterials that can control the dimensions and properties of rods and wires that are ...

Tea: the New Anti-Aging Beverage?

Tea may be more than a trendy coffee alternative, according to researchers at the Douglas Hospital Research Centre (DHRC). Their findings, published in a recent issue of the European Journal of Neuroscience, suggest that ...

Resisting Radiation

In Star Wars and Star Trek movies, people travel between planets and galaxies with ease. But our future in space is far from assured. Issues of hyperdrive and wormholes aside, it doesn't seem possible that the human body ...

Simulation Tracks Planetary Evolution

Two British astronomers have constructed a computer simulation that tracks how giant protoplanets tend to form and migrate inward toward their central star.

Chinas Big Station Plan

2006 has seen more changes and reshuffling to China's human spaceflight program than any other period that's publicly on record. We've seen the first spacewalk postponed, and we have also seen a proposal for a three-spacecraft ...

Another view of mass extinctions is heard

A University of Washington paleontologist says most mass extinctions were caused by gradual climate change and not catastrophic asteroid impacts.

Calif. man charged in Net 'click fraud'

A California man has been charged with using a "click fraud" scheme to chisel the FreeRide Web site out of reward points used to obtain free merchandise.

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