Spotlight News Stories

Scientists investigate how ice melts below freezing due to nanowire's pressure

Scientists investigate how ice melts below freezing due to nanowire's pressure

Physics / Condensed Matter

created 1hour ago | popularity 5 / 5 (1) | comments 1 | with audio podcast feature

(PhysOrg.com) -- The many ways in which water differs from other molecules is both a scientific curiosity and an important factor in shaping the Earth. Among water's unique properties are that it expands when ...


New scenery at Earth's core-mantle boundary found

Space & Earth / Earth Sciences

created 3 hours ago | popularity not rated yet | comments 2 | with audio podcast

(PhysOrg.com) -- Using a diamond-anvil cell to recreate the high pressures deep within the earth, researchers at the California Institute of Technology (Caltech) have found unusual properties in an iron-rich magnesium- and ...


Researchers create new class of piezoelectric logic devices using zinc oxide nanowires

Researchers create new class of piezoelectric logic devices using zinc oxide nanowires

Nanotechnology / Nanophysics

created 3 hours ago | popularity not rated yet | comments 4 | with audio podcast

Researchers at the Georgia Institute of Technology have developed a new class of electronic logic device in which current is switched by an electric field generated by the application of mechanical strain ...



Quantum dots track who gets into cell nucleus

Quantum dots track who gets into cell nucleus

Nanotechnology / Bio & Medicine

created 6 hours ago | popularity 5 / 5 (1) | comments 1 | with audio podcast

(PhysOrg.com) -- UC Berkeley researchers Karsten Weis, Jan Liphardt, and colleagues have used fluorescent probes called quantum dots to determine which molecules get into the nucleus via its nano-pores and ...


Delving into the world of the ultra-cold

Physics / Quantum Physics

created 7 hours ago | popularity 4.7 / 5 (3) | comments 2 | with audio podcast

(PhysOrg.com) -- In Swinburne University's 'cold molecules lab', where temperatures one millionth of a degree above absolute zero are routinely achieved, researchers are making significant advances in understanding the weird ...



Eclectic enzymes: Easily modified building blocks for drug design

Eclectic enzymes: Easily modified building blocks for drug design

Chemistry / Biochemistry

created 7 hours ago | popularity 5 / 5 (1) | comments 1 | with audio podcast

(PhysOrg.com) -- In the pursuit of biologically active compounds, it is often necessary to be able to control the stereochemistry at predefined positions in a molecular skeleton. The search for ways to prepare ...


Glasperlenspiel: NIST scientists propose new test for gravity

Glasperlenspiel: Scientists propose new test for gravity

Physics / General Physics

created 22 hours ago | popularity 4.5 / 5 (28) | comments 46 | with audio podcast

A new experiment proposed* by physicists at the National Institute of Standards and Technology may allow researchers to test the effects of gravity with unprecedented precision at very short distances -- a ...


Carlos '97 free kick no fluke, say French physicists

Physics / General Physics

created 8 hours ago | popularity 4 / 5 (5) | comments 1 | with audio podcast

Roberto Carlos' free kick goal against France in 1997's Tournoi de France is thought by many to have been the most skilful free kick goal - from 35m with a powerful curling banana trajectory - ever scored; but by others to ...


Metal-mining bacteria are green chemists

Metal-mining bacteria are green chemists

Biology / Cell & Microbiology

created 8 hours ago | popularity 5 / 5 (4) | comments 0 | with audio podcast

Microbes could soon be used to convert metallic wastes into high-value catalysts for generating clean energy, say scientists writing in the September issue of Microbiology.


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iPhone makes great snitch for savvy cops

Electronics / Consumer & Gadgets

created 20 hours ago | popularity 4.8 / 5 (5) | comments 8

Got an iPhone in your pocket? Then you might be storing even more personal information than you realize. And some of it could be used against you if you're ever charged with a crime.


Brain exercises may slow cognitive decline initially, but speed up dementia later

Medicine & Health / Neuroscience

created 19 hours ago | popularity 3.3 / 5 (13) | comments 9 | with audio podcast

New research shows that mentally stimulating activities such as crossword puzzles, reading and listening to the radio may, at first, slow the decline of thinking skills but speed up dementia later in old age. The research ...


New insights into antibiotic resistance: Researchers find charitable behavior in bacteria

Biology / Cell & Microbiology

created 23 hours ago | popularity 5 / 5 (2) | comments 3 | with audio podcast

In the war against antibiotics, bacteria aren't selfish. According to a new report from Howard Hughes Medical Institute (HHMI) researchers, a handful of resistant pathogens can protect an entire colony.


Capacity for exercise can be inherited, biologists find

Medicine & Health / Genetics

created Sep 01, 2010 | popularity 4.8 / 5 (10) | comments 2 | with audio podcast

Biologists at the University of California, Riverside have found that voluntary activity, such as daily exercise, is a highly heritable trait that can be passed down genetically to successive generations.


Scientific breakthrough to pave the way for human stem cell factories

Scientific breakthrough to pave the way for human stem cell factories

Chemistry / Biochemistry

created 18 hours ago | popularity 4.9 / 5 (14) | comments 2 | with audio podcast

(PhysOrg.com) -- Large scale, cost-effective stem cell factories able to keep up with demand for new therapies to treat a range of human illnesses are a step closer to reality, thanks to a scientific breakthrough ...


Recipe for water: just add starlight

Recipe for water: Just add starlight

Space & Earth / Astronomy

created 20 hours ago | popularity 4.7 / 5 (10) | comments 2 | with audio podcast

ESA's (European Space Agency) Herschel infrared space observatory has discovered that ultraviolet starlight is a key ingredient for making water in the atmosphere of some stars. It is the only explanation ...


Scientists identify protein that spurs formation of Alzheimer's plaques

Medicine & Health / Research

created 23 hours ago | popularity 4.9 / 5 (8) | comments 2 | with audio podcast

In Alzheimer's disease, the problem is beta-amyloid, a protein that accumulates in the brain and causes nerve cells to weaken and die. Drugs designed to eliminate plaques made of beta-amyloid have a fatal problem: they need ...


NIST sensor measures yoctonewton forces fast

Sensor measures yoctonewton forces fast

Nanotechnology / Nanophysics

created 18 hours ago | popularity 4.8 / 5 (11) | comments 0 | with audio podcast

(PhysOrg.com) -- Physicists at the National Institute of Standards and Technology have used a small crystal of ions (electrically charged atoms) to detect forces at the scale of yoctonewtons. Measurements ...


Spectrum of young extrasolar planet yields surprising results

Spectrum of young extrasolar planet yields surprising results

Space & Earth / Astronomy

created 20 hours ago | popularity 4.8 / 5 (12) | comments 1 | with audio podcast

(PhysOrg.com) -- Astronomers at the University of Hawaii have measured the temperature of a young gas-giant planet around another star using the W. M. Keck Observatory, and the results are puzzling. They have ...


New process promises to revolutionize manufacturing of products

Technology / Engineering

created 21 hours ago | popularity 5 / 5 (6) | comments 0 | with audio podcast

A new "smart materials" process - Multiple Memory Material Technology - developed by University of Waterloo engineering researchers promises to revolutionize the manufacture of diverse products such as medical devices, microelectromechanical ...


Anybots QB

New robots give absent workers presence in office

Electronics / Robotics

created 22 hours ago | popularity 4 / 5 (3) | comments 0

Late one July night, Mountain View, Calif., Fire Captain Verne Chestnut and his crew were checking out a fire alarm at an office building near Highway 237 when he saw movement inside. Worried that someone ...


The perfect nanocube: Precise control of size, shape and composition

The perfect nanocube: Precise control of size, shape and composition

Nanotechnology / Nanomaterials

created 20 hours ago | popularity 5 / 5 (2) | comments 0 | with audio podcast

(PhysOrg.com) -- With growing interest in using nanoparticles for everything from antibacterial socks to medical imaging to electronic devices, the need to understand the environmental, health and safety risks ...


When it comes to the immune system, we're all more alike than previously thought, study finds

Medicine & Health / Research

created 21 hours ago | popularity 5 / 5 (3) | comments 1

When it comes to the mechanics of the human immune system, we are all more alike than previously thought, according to a new study by scientists at Fred Hutchinson Cancer Research Center.


Touch-screen Nano part of Apple's new iPod lineup (AP)

Touch-screen Nano part of Apple's new iPod lineup

Electronics / Consumer & Gadgets

created 22 hours ago | popularity 4 / 5 (4) | comments 0

(AP) -- Apple Inc. CEO Steve Jobs announced a new line of iPods on Wednesday, including a Nano model that has a touch screen and lacks buttons.


FCC seeks input on rules for online services

Technology / Telecom

created 20 hours ago | popularity 5 / 5 (2) | comments 1

(AP) -- Federal regulators are seeking public input on what rules should apply to wireless Internet access and specialized services that aren't part of the Internet but are delivered over wired broadband connections.


Apple unveils new TV box for renting movies, shows (AP)

Apple unveils new TV box for renting movies, shows

Electronics / Consumer & Gadgets

created 20 hours ago | popularity 4 / 5 (1) | comments 1

(AP) -- Apple Inc. is refining its plans to annex the living room into its entertainment empire. On Wednesday, Apple unveiled a smaller, cheaper version of Apple TV, which connects to a high-definition television ...


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