Frontpage » Tag » switches

News tagged with switches

An Internet 100 times as fast: A new network design could boost capacity

(PhysOrg.com) -- The heart of the Internet is a network of high-capacity optical fibers that spans continents. But while optical signals transmit information much more efficiently than electrical signals, ...

Technology / Computer Sciences

created Jun 28, 2010 | popularity 4.7 / 5 (54) | comments 16 | with audio podcast

Oil-based color pixels could let you watch videos on e-paper

(PhysOrg.com) -- By rapidly manipulating colored oil droplets stacked on top of each other, a new electrowetting (EW) technique could lead to the development of electronic paper displays that can produce high-resolution ...

Technology / Engineering

created Jul 26, 2010 | popularity 4.4 / 5 (33) | comments 3 | with audio podcast feature

Vertical cavity quantum switch could lead us away from electronics-based computing

(PhysOrg.com) -- Right now, many researchers around the world are working on ways to move away from electronics-dominated computing systems. There are a number of ideas about how this can be accomplished. "We are trying to ...

Physics / Optics & Photonics

created Jun 30, 2011 | popularity 4.4 / 5 (27) | comments 5 | with audio podcast feature

Presto! Fast color-changing material may lead to more powerful computers (w/Video)

(PhysOrg.com) -- Researchers in Japan are reporting development of a new so-called "photochromic" material that changes color thousands of times faster than conventional materials when exposed to light.

Chemistry / Materials Science

created Apr 23, 2009 | popularity 4.4 / 5 (18) | comments 7

Before animals first walked on land, fish carried gene program for limbs

Genetic instructions for developing limbs and digits were present in primitive fish millions of years before their descendants first crawled on to land, researchers have discovered.

Biology / Biotechnology

created Jul 11, 2011 | popularity 4.6 / 5 (17) | comments 35 | with audio podcast

The impending revolution of low-power quantum computers

By 2017, quantum physics will help reduce the energy consumption of our computers and cellular phones by up to a factor of 100. For research and industry, the power consumption of transistors is a key issue. ...

Technology / Semiconductors

created Nov 22, 2011 | popularity 4.8 / 5 (16) | comments 5 | with audio podcast

A mystery solved: How genes are selectively silenced

Cells read only those genes which are needed at a given moment, while the others are chemically labeled and, thus, selectively turned off. Scientists at the German Cancer Research Center have now been the first to discover ...

Medicine & Health / Genetics

created Oct 18, 2010 | popularity 4.9 / 5 (15) | comments 7 | with audio podcast

Two stopped light pulses interact with each other

(Phys.org) -- For the first time, physicists have experimentally demonstrated the interaction of two motionless light pulses. Because the stopped light pulses have a long interaction time, it increases the ...

Physics / General Physics

created May 08, 2012 | popularity 4.1 / 5 (16) | comments 8 | with audio podcast feature

Scientists unlock one mystery of tissue regeneration

Researchers at the University of Rochester have now identified a genetic switch that controls oxidative stress in stem cells and thus governs stem cell function.

Biology / Cell & Microbiology

created Feb 03, 2011 | popularity 5 / 5 (13) | comments 0 | with audio podcast

Japanese gadget controls iPod in blink of an eye

A wink, a smile or a raised eyebrow could soon change the music on your iPod or start up the washing machine, thanks to a new Japanese gadget.

Electronics / Consumer & Gadgets

created Mar 08, 2009 | popularity 4.6 / 5 (14) | comments 2

NIST Develops 'Dimmer Switch' for Superconducting Quantum Computing

(PhysOrg.com) -- Scientists at the National Institute of Standards and Technology have developed the first “dimmer switch” for a superconducting circuit linking a quantum bit (qubit) and a quantum bus—promising ...

Physics / Quantum Physics

created Apr 27, 2010 | popularity 5 / 5 (12) | comments 0 | with audio podcast

How hemp got high: Canadian scientists map the cannabis genome

A team of Canadian researchers has sequenced the genome of Cannabis sativa, the plant that produces both industrial hemp and marijuana, and in the process revealed the genetic changes that led to the plant's drug-producing proper ...

Biology / Biotechnology

created Oct 19, 2011 | popularity 5 / 5 (12) | comments 4 | with audio podcast

Researchers create drug to keep tumor growth switched off

A novel -- and rapid -- anti-cancer drug development strategy has resulted in a new drug that stops kidney and pancreatic tumors from growing in mice. Researchers at the Moores Cancer Center at the University of California, ...

Medicine & Health / Cancer

created Feb 11, 2010 | popularity 5 / 5 (9) | comments 1 | with audio podcast

Study provides insight into evolution of first flowers

(PhysOrg.com) -- Charles Darwin described the sudden origin of flowering plants about 130 million years ago as an abominable mystery, one that scientists have yet to solve.

Biology / Evolution

created May 18, 2009 | popularity 4.3 / 5 (10) | comments 0

New trigger for chronic inflammation in rheumatoid arthritis discovered

(PhysOrg.com) -- A signal molecule made by the human body that triggers the immune system into action may be important in rheumatoid arthritis, according to new research published today in Nature Medicine. The au ...

Medicine & Health / Medical research

created Jun 28, 2009 | popularity 4.6 / 5 (9) | comments 0