20/09/2013

Deep Impact mission ends, leaves bright comet tale

(Phys.org) —NASA today announced the end of operations for the Deep Impact spacecraft, history's most traveled deep-space comet hunter, after trying unsuccessfully for more than a month to regain contact with the spacecraft.

NASA sees super-rapid intensification of Supertyphoon Usagi

The radar on the Tropical Rainfall Measuring Mission (TRMM) satellite captured an image of Supertyphoon Usagi near the end of a 24-hour period in which Usagi intensified by 65 knots. This is more than twice the commonly used ...

Promising new alloy for resistive switching memory

Memory based on electrically-induced "resistive switching" effects have generated a great deal of interest among engineers searching for faster and smaller devices because resistive switching would allow for a higher memory ...

Densest array of carbon nanotubes grown to date

Carbon nanotubes' outstanding mechanical, electrical and thermal properties make them an alluring material to electronics manufacturers. However, until recently scientists believed that growing the high density of tiny graphene ...

Report: Britain hacked Belgian telecom operator

A news magazine is citing documents leaked by Edward Snowden as saying that Britain's spy services were behind a sophisticated cyber-espionage scheme targeting Belgium's main phone operator.

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