Optical strontium clock to become much more accurate

(Phys.org)—An optical clock with neutral strontium atoms is considered one of the top candidates for the definition of a "new" second. The probabilities have increased considerably, since its frequency will now be determined ...

El Nino may soon return: UN weather agency

The El Nino weather phenomenon could return within days but will be relatively weak compared with past episodes, the UN's weather agency said Tuesday.

Microfabrication methods to help navigate a day without GPS

Military missions of all types need extremely accurate navigation techniques to keep people and equipment on target. That is why the Military relies on GPS or, when GPS is unavailable, precise sensors for navigation. These ...

Robot climbs walls (w/ Video)

Wielding two claws, a motor and a tail that swings like a grandfather clock's pendulum, a small robot named ROCR ("rocker") scrambles up a carpeted, 8-foot wall in just over 15 seconds - the first such robot designed to climb ...

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