Revolutionary nanotechnology illuminates brain cells at work

Until now it has been impossible to accurately measure the levels of important chemicals in living brain cells in real time and at the level of a single cell. Scientists at the Carnegie Institution's Department of Plant Biology ...

The Smallest Solenoid

Nanoscopic wires grown in gold may be the world’s smallest solenoids, according to new theoretical analysis of the structures. Solenoids are typically tubes made of coiled wire. They conduct electricity along the spiraled ...

Preparing for the Impact

On July 4, 2005, the NASA Deep Impact spacecraft will visit Comet 9P/Tempel 1. It will launch a 360 kg impactor that should produce a crater on the surface of the comet and a plume of gas and dust. This experiment will be ...

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