30/09/2004

Study Suggests Spaceflight May Decrease Human Immunity

A NASA-funded study has found the human body's ability to fight off disease may be decreased by spaceflight. The effect may even linger after an astronaut's return to Earth following long flights. In addition to the conditions ...

NASA Salutes SpaceShipOne Team

NASA Administrator Sean O'Keefe congratulated the SpaceShipOne team on the second successful flight of a human on a private spacecraft. Administrator O'Keefe was in the Mojave Desert, Calif., today to watch SpaceShipOne pilot ...

Towards a new, more acceptable face for biometric security

Biometric security implies different things to different people. For some, applications that identify individuals based on their physical and behavioural characteristics will lead to a safer and more secure world. For others, ...

A mysterious change in the wave properties of electrons

The electrons of a perfect metallic surface move like free waves in a plane. Nevertheless, if atomic barriers are inserted, this may restrict their movement in one dimension, forming stationary waves such as those on the ...

Stanford's Technology Cools Athletes, Soldiers Inside Out

When people exercise, their muscles consume energy and generate heat as a byproduct. When enough heat accumulates internally, it can limit exercise performance. Two Stanford biologists have developed a method for cooling ...

IBM Claims Its BlueGene Supercomputer Is the Fastest

IBM Corp. on Wednesday said it has developed the world's fastest computer – a 16,000-processor version of its BlueGene/L supercomputer. BlueGene was able to achieve a sustained performance of 36.01 TFLOPS, overtaking the ...

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