Items tagged with Signal

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Future of Low-Power Chips in Doubt

Friday, August 7th, 2009 - 10:15:07 - Anuradha Menon

Engineers at the U.S. National Institute of Standards and Technology (NIST) say that the basic theory explaining the origin of a certain type of...

Silicon Found to Emit Green Light

Thursday, April 16th, 2009 - 18:21:52 - Anuradha Menon

Researchers at the University of St Andrews have made a surprise discovery that the material at the heart of the microelectronics industry can emit...

Nano Device Detects Immune System Signaling

Wednesday, September 10th, 2008 - 16:23:35 - Anuradha Menon

Scientists have detected previously unnoticed chemical signals that individual cells in the immune system use to communicate with each other over...

Birds Can Detect Predators Using Smell

Monday, April 28th, 2008 - 10:10:51 - Ehud Rattner

Many animal species detect and avoid predators by smell, but this ability has largely been ignored in the study of birds, since it was traditionally...

Tuning the Very Large Array

Monday, February 25th, 2008 - 10:26:24 - Sarah Gingichashvili

The National Science Foundation's (NSF) Very Large Array radio telescope is getting a digital makeover that will give it the sensitivity to pick up a...

Wi-Fi Detector Shirt
Friday, October 5th, 2007 - Iddo Genuth
Most animated T-shirts currently on the market are not very useful. However, this new Wi-Fi Detector shirt is an exception...