Latest science news in Physics & Chemistry
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...
Laser beams are entangled in space
Breakthrough could allow optical measurements to beat the 'diffraction limit'
New Semiconductor Lasers Herald Wide Range Of Applications In Photonics And Communications
Scientists have demonstrated, for the first time, highly directional semiconductor lasers with a much smaller beam divergence than conventional ones. The innovation opens the door to a wide range of...
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...
Scientists spy an electron dance
A team of scientists led by researchers from Princeton University has discovered a new way that electrons behave in materials. The discovery could lead to new kinds of electronic devices. read...
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...
Lab-on-a-chip at home: Make Your Own Microfluidic Testing Device With New Kit
A type of device called a "lab-on-a-chip" could bring a new generation of instant home tests for illnesses, food contaminants and toxic gases. But today these portable, efficient tools are...
Montana town loses 4 teens, and their hopes
When four boys died in a car accident July 19, the entire town of Denton, Mont., was crushed.
Ex-NASA astronaut 'sure' aliens exist
BIRMINGHAM, England, July 26 (UPI) -- An ex-NASA astronaut says he is still "totally sure" life exists elsewhere in the universe and earthly governments have tried to hide...
Machine Vision Lab Has Smoother Approach To Tile Quality
Surface defects in ceramic tiles, invisible to the naked eye, could be automatically detected by a new system being developed at the University of the West of England. The system...
Moblie Peer-to-peer Applications: Keeping Up With Your Peers, Securely
Mobile peer-to-peer (P2P) applications allow a team or group to create new levels of ad hoc co-operation and collaboration around a specific, real-time goal. But developing compelling and secure applications...
Shimmering Ferroelectric Domains
Ferroelectric materials are named after ferromagnetic ones because they behave in a similar way. The main difference: these materials are not magnetic, but permanently electrically polarized. They have great importance...
Researchers demonstrate a flexible, 1-step assembly of nanoscale structures
Scientists at the University of Pennsylvania have created a one-step, repeatable method for the production of functional nanoscale patterns or motifs with adjustable features, size and shape using a single...
Nanotechnology: Really, really small stuff that's really big
You may never have heard of it, but chances are some of the products you use make use of nanotechnology. These products include particles so small, they might be able...
Mustard – hot stuff for natural pest control
Modern science will put a centuries-old farming practice under the microscope at the Third International Biofumigation Symposium in Canberra from 21 – 25 July 2008. read more
Structure of hydrogen splitting enzyme revealed
All evolutionary roads led to the same way to pull energy out of hydrogen, researchers discover
Superfluids point to the origin of 'monster' ocean waves
Researchers say wave energy can cascade towards long wavelengths
Scientists search for answers from the carbon in the clouds
An aerosol mass spectrometer developed by chemists from Aerodyne Research Inc. and Boston College is giving scientists who study airborne particles the technology they need to examine the life cycles...
Untapped Ocean Currents Show Great Potential for Renewable Energy
The Gulf Stream--a massive and highly energetic ocean current which holds great potential for electric power generation and other renewable power sources--physically connects Florida with the United Kingdom. Researchers...
Scientists work on garbage for gas
NEW YORK, July 24 (UPI) -- U.S. companies are racing to bring gasoline made from wood chips, garbage, crop waste and other materials to market.
Smaller Than Small: Ultrahigh-resolution Electron Microscopy Enters Picometer Scale
Scientists have succeeded in precisely measuring atomic spacings down to a few picometers using new methods in ultrahigh-resolution electron microscopy. This makes it possible to find out decisive parameters determining...
Energy Drinks Linked To Risk-taking Behaviors Among College Students
Over the last decade, energy drinks -- such as Red Bull, Monster and Rockstar -- have become nearly ubiquitous on college campuses. Now new research validates and expands upon existing...
Calif. requires cleaner ship fuels
SACRAMENTO, July 24 (UPI) -- California air-quality regulators announced Monday that oceangoing ships will be required to use low-sulfur diesel fuel while operating off the coast.
What Is the Strategic Petroleum Reserve?
The Strategic Petroleum Reserve is a backup supply of crude oil that's pumped into deep underground salt caverns.
SUVs safer than portrayed
SUVs are not as dangerous as sometimes thought, but they have serious safety drawbacks and may seem safer than they are because of their driving demographic.