Latest science news in Physics & Chemistry

An explanation for the relaxors' extreme sensitivity to mechanical pressure or voltage

1 year ago from Science Centric

A research team working at the National Institute of Standards and Technology (NIST) has found an explanation for the extreme sensitivity to mechanical pressure or voltage of a special class...

Novel technique sorts nanotubes by length

1 year ago from Science Centric

Researchers at the National Institute of Standards and Technology (NIST) have reported a new technique to sort batches of carbon nanotubes by length using high-speed centrifuges. Many potential applications for...

Improved Ion Mobility Is Key To New Hydrogen Storage Compound

1 year ago from Science Daily

A materials scientist has deciphered the structure of a new class of materials that can store relatively large quantities of hydrogen. The new analysis may point to a practical hydrogen...

Student Innovation Could Improve Data Storage, Magnetic Sensors

1 year ago from Science Daily

Paul Morrow, who will graduate from Rensselaer Polytechnic Institute on May 17, has come a long way from his days as an elementary school student, pulling apart his mother's cassette...

Firearms Microstamping Feasible But Variable, Study Finds

1 year ago from Science Daily

New technology to link cartridge cases to guns by engraving microscopic codes on the firing pin is feasible, but did not work equally well for all guns and ammunition tested...

Nanotechnology in reverse uses cell to calibrate tools

1 year ago from

Nanotechnology researchers at UC Davis have shown that they can use a red blood cell to calibrate a sensitive instrument, an atomic force microscope.

Video: On a wing and a dare

1 year ago from The Guardian - Science

Swiss 'Fusion Man' is the first person to successfully fly with a rocket-propelled wing after leaping from plane

Self-Sustaining Solitary Light Wave Packets Could Inspire New Generation Of Computer Networks

1 year ago from Science Daily

European researchers say their study of self-sustaining solitary light wave packets could result in a new generation of computers and optical telecommunications networks. Using light rather than electronic or magnetic...

Engineer creates 'smart' bandages to test cholesterol, blood without needles

1 year ago from Science Centric

Ray Winton has no medical degree and has no experience in the medical field, but the electrical engineering researcher's invention may lead to the next generation of 'smart' adhesive bandage,...

'Giant microscope' that peers into the heart of a structure

1 year ago from The Guardian - Science

Isis is helping scientists understand everything from oil pipe blockages to the lungs of newborns

Undergraduates develop 'dirt-powered' microbial fuel cells to light Africa

1 year ago from Biology News Net

A team composed of Harvard students and alumni was among the winners of the World Bank’s Lighting Africa 2008 Development Marketplace competition, held in Accra, Ghana from May 6 to...

Ants swarm over Houston area, fouling electronics

1 year ago from Physorg

(AP) -- In what sounds like a really low-budget horror film, voracious swarming ants that apparently arrived in Texas aboard a cargo ship are invading homes and yards across...

Slowing light to speed data: USC Viterbi School wins $4.3M photonics IT contract

1 year ago from Physorg

Two prize-winning USC specialists hope to break a bottleneck that has long limited communication systems from using light - photons - instead of electronics for data information processing.

Car navigator remotely manages Web-enabled home

1 year ago from Physorg

(AP) -- Drivers in Japan can check on their pets, turn lights and air conditioning on and off and lock their front doors - all from inside their cars...

Scientists seek better football fields

1 year ago from UPI

MADISON, Wis., May 14 (UPI) -- A U.S. team of scientists says it has found the most effective seed mixture and planting times for producing faster-growing, more durable...

A step towards the realisation of ultra-efficient polaritonic devices

1 year ago from Science Centric

The unique properties of polaritons - such as stimulated scattering, parametric amplification, lasing, condensation and superfluidity - can provide a basis for a new generation of polariton emitters and semiconductor...

Britain's Alien Files

1 year ago from PopSci

At 4 PM on April 19, 1984, a team of air traffic controllers at an airport in the east of England reportedly watched a strange, bright, circular vehicle touch down,...

Chinese researchers have recently made a miniature 'golden crown'

1 year ago from Science Centric

Chinese researchers have recently made a 'golden crown' with a diameter of only a few nanometres. It is a large ring-shaped molecule containing 36 gold atoms. The lords of the...

A Smarter Way to Grow Graphene

1 year ago from Physorg

Graphene, a sheet of carbon just one atom thick, has many potential uses in the electronics industry, but producing these ideal two-dimensional carbon sheets is very difficult and, as a...

Innovative antennae may signal a 'new wave' in health care provision

1 year ago from

Compact, wireless and power efficient body sensors that allow doctors to monitor illnesses and injuries remotely are a step closer thanks to new research.

Nanowires may boost solar cell efficiency, UC San Diego engineers say

1 year ago from

University of California, San Diego electrical engineers have created experimental solar cells spiked with nanowires that could lead to highly efficient thin-film solar cells of the future.

Study May Explain Variations In Superconducting Temperatures

1 year ago from Science Daily

New experiments at Cornell have verified a theory that variations in the distance between atoms in cuprate superconductors account for differences in the temperature at which the material begins to...

"Smart" Car Is Safe, Too, Study Says

1 year ago from CBSNews - Science

The micro car, the smallest car for sale in the U.S. market, offers a good level of safety, according to new crash tests conducted by the insurance industry.

Recipe for energy saving unravelled in migratory birds

1 year ago from

Pointed wings together with carrying less weight per wing area and avoidance of high winds and atmospheric turbulence save a bird loads of energy during migration. This has been shown...

EU gives green light to TomTom takeover of Tele Atlas

1 year ago from Physorg

EU regulators on Wednesday approved Dutch technology group TomTom's takeover of Tele Atlas after an in-depth probe found the deal would not significantly reduce competition in the SatNav sector.

National study examines health risks of coarse particle pollution

1 year ago from Physorg

Researchers at the Johns Hopkins Bloomberg School of Public Health have conducted the largest nationwide study on the acute health effects of coarse particle pollution. Coarse particles are airborne pollutants...

Insulation is NASA's 2007 best invention

1 year ago from UPI

MOFFETT FIELD, Calif., May 13 (UPI) -- The U.S. space agency says its 2007 Government Invention of the Year is a heat shield insulation material.

Small bioelectricity plants dirtier than large ones, says study

1 year ago from Physorg

Small-scale community based bio-power plants produce higher levels of emissions per unit of electrical output than large facilities, according to new research presented at a major sustainable energy conference today.