Latest science news in Physics & Chemistry
Diamonds show how Earth is recycled
(PhysOrg.com) -- Tiny minerals found inside diamonds have provided us with a rare glimpse of the Earth`s deepest secrets. This exciting new research by a team of scientists, led by...
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...
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...
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...
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
Thermoelectrics doped for better performance
Improved materials boost electricity production from waste heat
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.
Tracking Down Origin Of Matter And Antimatter
In science fiction stories it is either the inexhaustible energy source of the future or a superweapon of galactic magnitude: antimatter. In fact, antimatter can neither be found naturally in...
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.
Revolutionary materials reflect ancient forms
(PhysOrg.com) -- Although order is pleasing to the eye, it can quickly become boring. In Islamic architecture therefore, decoration often follows a strict yet aperiodic pattern. Similar structures also form...
UC Santa Barbara chemist goes nano with CoQ10
If Bruce Lipshutz has his way, you may soon be buying bottles of water brimming with the life-sustaining coenzyme CoQ10 at your local Costco.
Telescope embedded in glasses lens promises to make driving easier for visually impaired
Glasses embedded with a telescope promise to make it easier for people with impaired vision to drive and do other activities requiring sharper distance vision. Schepens Eye Research Institute scientists...
Feature: Coaxing molecules into new sensors
The potential power of nanotechnology has inspired research into new ways of testing for chemicals and bacteria in the environment and medicine.
Pearly whites
Chinese scientists have found a new route to the perfect smile, using nanoparticles to repair tooth enamel.
A trick of light
Understanding the role chloride ions play in photosynthesis may lead to better solar cells, claim UK scientists
Cow Power Could Generate Electricity For Millions
Converting livestock manure into a domestic renewable fuel source could generate enough electricity to meet up to three percent of North America's entire consumption needs and lead to a significant...
Some small trucks get dismal crash test ratings
The latest crash tests by the insurance industry raise safety questions about small pickups, which are drawing more interest because they get better mileage than larger trucks.