17/01/2006

Scientists monitor Alaskan volcano

Scientists were closely monitoring Alaska's Augustine Volcano Tuesday and analyzing gas samples taken Monday following last week's eruptions.

Study Finds Evolution Doesn't Always Favor Bigger Animals

Biologists have long believed that bigger is better when it comes to body size, since many lineages of animals, from horses to dinosaurs, have evolved into larger species over time. But a study published this week by two ...

Simulation Program Predicts Resistivity in Nanodevices

As nanoscale circuits continue to shrink, electrical resistivity increases in the wiring and limits the maximum circuit speed. A new simulation program developed by researchers at the National Institute of Standards and Technology ...

How nerve cells stay in shape

Nerve cells store and transmit information via special contact sites called synapses. Synapses also play a role in determining what we remember and what we forget. When we learn, both the structure and the functional characteristics ...

As terrestrial telecoms dial into satellite networks

Improving the integration of satellite networks with more traditional terrestrial telephone infrastructures, will help next generation telephony move from concept towards reality, as researchers are demonstrating.

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