Latest science news in Physics & Chemistry
It's a wrap for bacteria
Atomically thin carbon sheets offer bacteria a protective shell in electron microscopes.
Scientists create tiny invisibility cloak
LONDON, March 19 (UPI) -- Researchers in Britain and Germany say they've created a tiny cloak of invisibility that could someday rival the one worn by fictional wizard Harry...
'Microrings' could nix wires for communications in homes, offices
Purdue University researchers have developed a miniature device capable of converting ultrafast laser pulses into bursts of radio-frequency signals, a step toward making wires obsolete for communications in the homes...
Nano-based RFID tags could replace bar codes
Long lines at store checkouts could be history if a new technology created in part at Rice University comes to pass...
The Big Bang: Solid Theory, But Mysteries Remain
The Big Bang was the beginning of the universe as we know it, most scientists say. But was it the first beginning, and will it be the last?
Cloaking device takes microscopic step
Researchers in Germany report they were able to cloak a tiny bump in a layer of gold, preventing its detection in three dimensions at nearly visible infrared frequencies.
Dual sensing spray-on wash-off paints
A water-based fluorescent paint simultaneously images pressure and temperature distribution on aeroplanes and cars
New self-replication system governed by mechanical force
Shaken or stirred? Chemists discover a new self-replication system whose outcome is dictated by how mechanical force is applied to it
Measuring protein movements with nanosecond resolution
Researchers who developed a method for observing nanosecond-scale movements of proteins have used it to distinguish two structural forms where only one was known. The experiments focused on HP35 in...
Safety Issues Linger as Nuclear Reactors Shrink in Size
Some environmentalists said the nuclear industry was risking its green record if it adapted smaller nuclear reactors, like those once used in submarines, to light a city.
Macro-Weirdness: "Quantum Microphone" Puts Naked-Eye Object in 2 Places at Once
PORTLAND, Ore.--What's the sound of one molecule clapping?
Solar Panels Attracting Some Shady People
There Are Thousands of Solar Panels in California, and in Napa Valley They're Being Stolen in Big Numbers
Researchers create metal with a memory
Builders and engineers must often choose between materials that are strong and those that are flexible--rarely will they find a substance with both properties in abundance.
Sharp Introduces 1/3.7-Type, 320,000-Pixel CMOS Camera Unit for Vehicle Use
Sharp Corporation has developed and will introduce a CMOS camera unit designed for vehicle rearview monitoring systems. The 1/3.7-type RJ642A10000Q CMOS camera unit features a resolution of 320,000 pixels with...
Fujitsu Introduces Advanced 40 Gbps Coherent Optics
Fujitsu announced today the addition of third generation 40 Gbps optical interfaces to its industry leading FLASHWAVE 7500 Reconfigurable Optical Add/Drop Multiplexer (ROADM) platform.
Gadgets: Desk keeps your computer, lap cool
The Logitech Speaker Lapdesk N700 is a device, which makes any laptop (Mac or Windows) a complete solution.
Researchers to test renewable-energy system at local treatment plant
A successful University of Nevada, Reno renewable energy research project is moving from the lab to the real world in a demonstration-scale system to turn wastewater sludge into electricity.
New welding discovery could radically improve manufacturing practices
(PhysOrg.com) -- A new welding technique for manufacturing horizontal and inclined structures discovered by Cranfield University could radically improve weld-based manufacturing practices, without the need for additional tooling or any...
Weak laser can ignite nanoparticles, with exciting possibilities
Engineering researchers have found they can ignite certain nanoparticles using a low-power laser, a development they say opens the door to a wave of new technologies in health care, computing...
Power Walk This Way: Scientists Develop Device That Harnesses Energy from Everyday Movements
(PhysOrg.com) -- These boots are made for walking... and for powering up your cell phone? It could happen, say a team of Princeton and Caltech scientists. In a recent paper...
Trapping sunlight with silicon nanowires
Solar cells made from silicon are projected to be a prominent factor in future renewable green energy equations, but so far the promise has far exceeded the reality. While there...
Scientists glimpse nanobubbles on super non-stick surfaces
Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have obtained the first glimpse of miniscule air bubbles that keep water from wetting a super non-stick surface. Detailed information...
CeBIT 2010: Intelligent energy management for the home
'Smart meters' - intelligent devices to measure consumption - make it possible to read and control power consumption, even of private households, while away from the property. This is because...
Nanotechnologists from Penn collaborate to form near-frictionless diamond material
Researchers at the University of Pennsylvania, the University of Wisconsin-Madison and IBM Research-Zuerich have fabricated an ultra sharp, diamond-like carbon tip possessing such high strength that it is 3,000 times...
Asking 'what would nature do?' leads to a way to break down a greenhouse gas
A recent discovery in understanding how to chemically break down the greenhouse gas carbon dioxide into a useful form opens the doors for scientists to wonder what organism is out...
Quantum dots spotlight DNA-repair proteins in motion, says Pitt expert
Repair proteins appear to efficiently scan the genome for errors by jumping like fleas between DNA molecules, sliding along the strands, and perhaps pausing at suspicious spots, say researchers at...
Chemoselectivity goes with the flow
Japanese researchers have devised a flow microreactor to control the chemoselectivity of synthetic organic reactions
USU Researcher Shares $12.2 Million to Study Chlamydia trachomatis
A multi-institutional five-year study will perform molecular genomics analyses of the disease-causing powers of Chlamydia on a scale never before attempted.