30/04/2008

'4-D' ionosphere map helps flyers, soldiers, ham radio operators

Today, at the Space Weather Workshop in Boulder, Colo., NASA-funded researchers released to the general public a new “4D” live model of Earth’s ionosphere. Without leaving home, anyone can fly through the dynamic layer ...

Scientists discover how some bacteria survive antibiotics

Researchers at the University of Illinois at Chicago have discovered how some bacteria can survive antibiotic treatment by turning on resistance mechanisms when exposed to the drugs. The findings, published in the April 24 ...

Faster than a Speeding Bubble

What do melting chocolate and bubbles in a champagne glass have in common? Besides being treats one might sample at a sophisticated soiree, they are both handy examples of first-order phase transitions in which a material ...

Students to Test 'Tsunami Shelters'

Their tsunami shelters are only made out of small wooden blocks and held together by toothpaste used for glue, but they also incorporate months of study with computer-aided design, learning about engineering principles, applying ...

Climate modelers see modern echo in '30s Dust Bowl

Climate scientists using computer models to simulate the 1930s Dust Bowl on the U.S Great Plains have found that dust raised by farmers probably amplified and spread a natural drop in rainfall, turning an ordinary drying ...

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