Latest science news in Physics & Chemistry

High pressure yields novel single-element 'compound'

17 years ago from

An international team of researchers including scientists at the Carnegie Institution has discovered a new chemical compound that consists of a single element?boron. Chemical compounds are conventionally defined as substances...

Quantum dots may be toxic to cells, environment under certain conditions

17 years ago from

Researchers in Texas are reporting that quantum dots (QDs) - a product of the revolution in nanotechnology increasingly used in electronics, solar cells, and medical imaging devices - may be...

Stanford writes in world's smallest letters

17 years ago from

Stanford researchers have reclaimed bragging rights for creating the world's smallest writing, a distinction the university first gained in 1985 and lost in 1990. How small is the writing? The...

Feature: Near field laser 'tweezers' reveal new vista for medical diagnosis

17 years ago from Science Alert

Laser beams can be used to push very small objects around, such as red blood cells. A new technique using only one beam could work on even smaller objects.

Nuclear fusion-fission hybrid could contribute to carbon-free energy future

17 years ago from

Physicists at The University of Texas at Austin have designed a new system that, when fully developed, would use fusion to eliminate most of the transuranic waste produced by nuclear...

New generation of orthopaedic, dental and cardiovascular prostheses

17 years ago from

The futuristic technology of the Six Million Dollar Man - specifically a part metal and part flesh human being - won't be exclusive to Hollywood anymore. While the main character...

Rooftop wind turbine invention seeks support in Google contest

17 years ago from Physorg

(Physorg.com) -- A Seattle man has invented a small wind turbine that can be installed on homeowners' rooftops. The "Jellyfish" wind turbine generates about 40 kilowatt hours each month, which...

For Refrigeration Problems, a Magnetically Attractive Solution

17 years ago from Physorg

(PhysOrg.com) -- Your refrigerator`s humming, electricity-guzzling cooling system could soon be a lot smaller, quieter and more economical thanks to an exotic metal alloy discovered by an international collaboration working...

Taking the Stress Out of Magnetic Field Detection

17 years ago from Physorg

(PhysOrg.com) -- Researchers at the National Institute of Standards and Technology have discovered that a carefully built magnetic sandwich that interleaves layers of a magnetic alloy with a few nanometers...

Physicists discover surprising variation in superconductors

17 years ago from Physorg

(PhysOrg.com) -- MIT physicists have discovered that several high-temperature superconductors display patchwork quilt-like variations at the atomic scale, a surprising finding that could help scientists understand a new class of...

Superconductors escape Flatland

17 years ago from Sciencenews.org

Iron-based materials allow 3-D current flow at high temperatures, open new doors for understanding superconductivity

Water spilt with aluminium

17 years ago from Chemistry World

Aluminium cluster surface geometry controls release of hydrogen from water

Hydrogen-Powered Transit and Commuter Rail Featured at Fifth International Hydrail Conference in Charlotte

17 years ago from Newswise - Scinews

Innovative hydrogen technology for streetcar and commuter rail applications will be featured at the fifth International Hydrail Conference June 11-12 in Charlotte, N.C.

Physicists working up from atoms to Schrodinger's cat

17 years ago from Physorg

(PhysOrg.com) -- Schrodinger's cat, a macroscopic object that is both alive and dead at the same time, illustrates the strangeness of quantum mechanics. While such quantum properties have been widely...

Behavioural Science: Secret signals

17 years ago from News @ Nature

Are people's interactions driven by a primitive, non-linguistic type of communication? Mark Buchanan looks at how modern technology can reveal the basis of our powers of persuasion.

Dot Earth: The Greenhouse Effect and the Bathtub Effect

17 years ago from NY Times Science

When is the atmosphere like a bathtub with a partially opened drain? Now.

New Insight Into Architecture Of Cellular Protein Factories: Efficient Working In Confined Spaces

17 years ago from Science Daily

Each cell in an organism possesses its own protein factories known as ribosomes. Every second, these enzyme complexes produce new proteins with messenger molecules (mRNA) from the cell nucleus as...

Crystal Clear View Of Chalk Formation

17 years ago from Science Daily

Chalk crystallizes differently from the way we once thought it did. This discovery will allow the development of new scale inhibitors and other materials, and has also consequences for climate...

Get equipped for mixed martial arts

17 years ago from LA Times - Health

Mixed martial arts, which combines various striking sports with wrestling, is booming these days, eclipsing traditional boxing in popularity. Even noncompetitors are flocking to mixed martial arts gyms for a...

LashFood's makers claim it fattens eyelashes. But does it?

17 years ago from LA Times - Health

LashFood's marketers say the cosmetic is a natural alternative to a prescription medication. But the ingredients differ, and experts aren't convinced. ...

Bangs in Slow Motion: Expanding the Instantaneous

17 years ago from Live Science

Minitaure explosions, tiny flames and little jets. At Colorado State, Dr. David G. Alciatore dissects each second up to 10,000x, revealing surprising processes and effects.

Plan unveiled for electric car charging network in Denmark

17 years ago from Physorg

California-based Better Place and Denmark utility operator DONG Energy said Tuesday they will build a charging network so the nation's motorists can switch to electric cars.

NXP unveils world`s first fully integrated Doherty amplifiers

17 years ago from Physorg

NXP Semiconductors, the independent semiconductor company founded by Philips, today launched the world's first fully integrated Doherty amplifiers for TD-SCDMA and WCDMA base stations, expanding its extensive portfolio of industry-leading...

For sharper pictures of the body's interior

17 years ago from

Snap-shots of a diseased heart or deep insights into cancer cells - a 7-tesla magnetic resonance tomograph promises scientists novel possibilities. The magnetic field of this so-called ultra-high field magnetic...

Durham University gets 16.7 million grant to unravel secrets of the Universe

17 years ago from

Durham University physicists have received a GBP16.7m grant to unravel the secrets behind the formation of the Universe. The ten-year grant has been awarded by the Science and Technology Facilities...

Smoothing the cracks in epoxy resin

17 years ago from Chemistry World

Researchers in China have developed a self-healing epoxy resin which can be repaired by heating when cracks form

Plastic Solar Cells For Portable Electronic Devices Coming Soon

17 years ago from Science Daily

Researchers are developing plastic solar cells for portable electronic devices. The prototype, a cell measuring eight square inches (50 square centimeters), is expected to achieve 8 percent efficiency and to...

Researchers Discover First Vertebrate with Eyes that Use Mirrors Rather than Lenses

17 years ago from Newswise - Scinews

An international research team has discovered the first vertebrate with eyes that use mirrors rather than lenses to focus light. The spookfish, Dolichopteryx longipes, manages to focus light in the...