DNA

New York tech start-up develops DNA amplifier the size of a paper clip

Other Sciences /

created Nov 21, 2005 | popularity 4.2 / 5 (41) | comments 0

Crime labs and operating rooms that use deoxyribonucleic acid (DNA) testing to prosecute criminals and heal patients could get the job done cheaper and with less equipment if a New York company's first-generation ...


laser light

The Impossible Is Possible: Laser Light from Silicon

Physics /

created Nov 21, 2005 | popularity 4.5 / 5 (23) | comments 0

Silicon has made its way into everything from computers to cameras. But a silicon laser? Physically impossible – until now. A Brown University research team led by Jimmy Xu has engineered the first directly ...


The work of an earthquake. Can we prevent it?

Stopping The Next Big One

Space & Earth /

created Nov 21, 2005 | popularity 3.4 / 5 (20) | comments 0

A system that could predict earthquakes has long been the Holy Grail of scientists trying to prevent the next catastrophe. Now a small Israeli company, backed by experts, is not only claiming to have discovered ...


Earth from space

Early Earth Likely Had Livable Continents

Space & Earth /

created Nov 21, 2005 | popularity 4.5 / 5 (13) | comments 0

A surprising new study by an international team of researchers has concluded Earth's continents most likely were in place soon after the planet was formed, overturning a long-held theory that the early planet ...


Bacteria which sense the Earth's magnetic field

Nanotechnology /

created Nov 21, 2005 | popularity 4.4 / 5 (13) | comments 0

Researchers uncover how a nanoscale 'compass' inside bacteria orients them to the Earth's magnetic field. It is not only migratory birds that orient themselves to the magnetic field of the Earth. Also bacteria -- supposedly "si ...


Turkey

Penn State offers tips to handle turkeys safely and keep the holiday pleasant

Other Sciences /

created Nov 21, 2005 | popularity 4.3 / 5 (8) | comments 0

Low in fat and cholesterol, turkey is a healthy food choice for the holidays. But, if improperly handled, it can become a breeding ground for foodborne illness caused by bacteria.


Shortage of physics teachers in the UK worse than ever

Physics /

created Nov 21, 2005 | popularity 4 / 5 (8) | comments 0

An independent report published today directly links the steep decline in the number of students taking A-level physics to the shortage of expert physics teachers. With over 30% of physics teachers due to retire in the next ...


A Microscope that Sees without Looking

Physics /

created Nov 21, 2005 | popularity 3.1 / 5 (10) | comments 0

A new type of microscope overcomes some of the limitations of optical imaging techniques by looking at how samples affect a tiny antenna, rather than looking at the sample itself.


Materials Regain Properties Previously Thought to Disappear under Pressure

Physics /

created Nov 21, 2005 | popularity 4.8 / 5 (6) | comments 0

University of Arkansas physicists working with researchers in France have shown that a group of materials used in military sonar and medical ultrasound regain their unique properties at high pressures, overturning a belief ...


Networking: Mesh networks taking off

Technology /

created Nov 21, 2005 | popularity 4.8 / 5 (6) | comments 0

Mesh networking -- the innovative wireless technology that delivers broadband content to computers -- is poised for deployment at a rate that may grow tenfold over the next five years, experts tell United Press International's ...


Flight Tests Confirm New Technologies Can Help Quiet The Skies

Space & Earth /

created Nov 21, 2005 | popularity 4.7 / 5 (6) | comments 0

According to recent flight tests involving NASA and corporate industry, new technologies can help silence jet aircraft, both in the passenger cabin and on the ground. The three-week flight test program, called the Quiet Technology ...


Spirit. This image taken by the front hazard-identification camera on the Mars Exploration Rover Spirit, shows the rover's robot

Spirit Marks 1st Martian Year

Space & Earth /

created Nov 21, 2005 | popularity 4.5 / 5 (6) | comments 0

Spirit, the untiring robotic "wonder child" sent by NASA to explore the eerily earthlike fourth planet from the sun, has completed one martian year--that's almost two Earth years--on Mars. Designed to last ...


A single grain of moondust hangs suspended in Abba's vacuum chamber

Mesmerized by Moondust

Physics /

created Nov 21, 2005 | popularity 4.8 / 5 (5) | comments 0

Each morning, Mian Abbas enters his laboratory and sits down to examine--a single mote of dust. Zen-like, he studies the same speck suspended inside a basketball-sized vacuum chamber for as long as 10 to 12 ...


Laptops, funds not enough to shrink digital gap

Technology /

created Nov 21, 2005 | popularity 4.2 / 5 (5) | comments 0

From talks about launching the $100 laptop to setting up a technology investment fund, poorer nations made certain that addressing the digital divide between the wealthy and impoverished countries was addressed at the latest ...


Molecules that suck

Nanotechnology /

created Nov 21, 2005 | popularity 4 / 5 (5) | comments 0

The interaction between the tip of a scanning tunnelling microscope (STM) and atoms or molecules bound to a surface can be used to construct impressive nanostructures, such as the 'quantum corral'.




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