Latest science news in Physics & Chemistry
New Microscope Ditches The Lenses
Researchers have come up with a microscopic microscope, tiny enough to fit on a fingertip, that can be cheaply mass-produced and used to scan blood and water for pathogens.
Rocket Racing Could be Futuristic NASCAR Sport
With its first demonstration of a rocket-powered plane, the Rocket Racing League is hoping to have invented a new sport. Thousands of spectators witnessed the league´s first flight, held at...
Scientists create a nanoscale scale
BERKELEY, Calif., July 31 (UPI) -- U.S. scientists say they have created a nanoelectromechanical scale system sensitive enough to measure the mass of a single atom of gold...
Nanoparticles + Light = Dead Tumor Cells
Medical physicists at the University of Virginia have created a novel way to kill tumor cells using nanoparticles and light. The technique, devised by Wensha Yang, an instructor in radiation...
New Class Of Glassy Material Discovered
Scientists are dealing with an entirely new type of frustration, but it's not stressing them out. Dynamic frustration has been found to be the cause of glassy behavior in materials...
New Materials For Microwave Cookware That Heats Faster With Less Energy
You may soon be enjoying microwave popcorn and other 'nuked' foods and beverages faster than ever before, while saving on electricity. Researchers in Pennsylvania and Japan report development of new...
Water-stingy Agriculture Reduces Arsenic In Rice Markedly
A new farming method first developed to conserve precious irrigation water may have the added benefit of producing rice containing much less arsenic than rice grown using traditional rice-farming methods,...
New 'green' transit bus is developed
OAK RIDGE, Tenn., July 30 (UPI) -- U.S. engineers say they've created a lightweight urban transit bus with double the fuel efficiency of conventional hybrid transit buses.
Cars band together to avoid being swiped
Cars in a parking lot could soon keep track of each other and, like sheep, complain if one of their numbers is stolen or meets a bad end.
Scientists find quick method to make magnets
(PhysOrg.com) -- Ultra-strong, high-temperature, high-performance permanent magnet compounds, such as Samarium Cobalt, are the mainstay materials for several industries that rely on high-performance motor and power generation applications, including the...
Beyond Cold: How the World Works at Minus 459 Degrees
Most of us would agree that 32 degrees Fahrenheit (F), the temperature at which water freezes, is a pretty cold day, but what about minus 320 degrees F, the boiling...
Scientists test computer energy efficiency
SAN DIEGO, July 29 (UPI) -- U.S. scientists, noting information technologies use as much energy as the airline industry, are creating a method to assess computer energy efficiency.
PolyOne Will Close Eight Plants
Polymer compounder is latest to respond to poor economic conditions
Can Ball Lightning Be Created in Microwave Ovens?
Are glowing orbs in a reheating appliance the same thing as ball lightning?
Everyday Electromagnetism
http://www.youtube.com/watch?v=f43fXde2S78&feature=related Try to pick up a penny with a magnet. Can't do it, can you? And yet as the person in the video moves a magnet close to a copper penny,...
If you can't measure the heat...
Accurate measurement of thermal performance is crucial if new government legislation aimed at producing dramatic reductions in CO2 emissions is to be successful. The UK's National Physical Laboratory (NPL)...
Laser beams are entangled in space
Breakthrough could allow optical measurements to beat the 'diffraction limit'
Slippery Customer: A Greener Antiwear Additive For Engine Oils
Titanium, a protean element with applications from pigments to aerospace alloys, could get a new role as an environmentally friendly additive for automotive oil.
Students' Device Aims to Protect Electric Utility Workers
Engineering students at Johns Hopkins have invented a tool that would allow utility workers to disconnect power lines from residential transformers at a safe distance, beyond the range of dangerous...
Nanoparticle Research Points To Energy Savings
NIST experiments with varying concentrations of nanoparticle additives indicate a major opportunity to improve the energy efficiency of large industrial, commercial, and institutional cooling systems known as chillers.
Phonon Floodgate In Monolayer Carbon: Unexpected Gap-like Feature Found In Energy Spectrum Of Electrons Tunneling Into Graphene's Single Layer Of Atoms
The first scanning tunneling spectroscopy of graphene flakes equipped with a "gate" electrode has found an unexpected gap-like feature in the energy spectrum of electrons tunneling into graphene's single layer...
Breast Cancer Detection: A Simpler Alternative To Mammograms?
Whether a painless, portable device that uses electrical current rather than X-ray to look for breast cancer could be an alternative to traditional mammograms is under study. New research will...
Science Weekly podcast: Ted Bianco and Lonesome George
Alok Jha and Ian Sample are joined by Ted Bianco, the Wellcome Trust's director of technology transfer. Plus Edzard Ernst on homeopathy. Solar power from the Sahara. And why Lonesome...
Nanoparticles In Sewage Could Escape Into Bodies Of Water
In a conventional sewage works, nanoparticles should really be bound in the sludge and should not represent a major problem in the aqueous effluent. This is not true, however, as...
'Nanonet' Circuits Closer To Making Flexible Electronics Reality
Researchers have overcome a major obstacle in producing transistors from networks of carbon nanotubes, a technology that could make it possible to print circuits on plastic sheets for applications including...
Twin lasers measure more precisely
New laser technology using two lasers is dramatically more precise at measuring, from astronomic to atomic distances, than older techniques.
Feature: Study shows safer used vehicles affordable
A study of Australian car crashes has found that the most safest used cars are not necessarily the most expensive.
Miami's vice? Thin volunteer ranks
Blame it on traffic or the beach. Miami is No. 50 in a measure of voluneerism that finds the national rate down for the second year in a row. But...