Latest science news in Physics & Chemistry

New method for fluorinating compounds

16 years ago from Chemistry World

Researchers develop an easy, cost-effective way to add fluorine atoms to a variety of compounds used in pharmaceuticals

Bio-Nanomachines: Proteins As Resistance Fighters

16 years ago from Science Daily

Friction limits the speed and efficiency of macroscopic engines. Is this also true for nanomachines? Researchers recently used laser tweezers to measure the friction between a single motor protein molecule...

Eco-friendly self-cleaning coating created

16 years ago from UPI

WEST LAFAYETTE, Ind., Aug. 17 (UPI) -- U.S. scientists say they've created a simple but effective coating for glass, plastics and other materials that enables the wiping away of...

Heat alert for sizzling Toronto

16 years ago from CBC: Health

Toronto has declared a heat alert as temperatures in the city are expected to reach into the 30s on Monday - but with the humidity added in it will feel...

Video: Imagine a World Without Paper

16 years ago from CBSNews - Science

A renowned origimast and the president of a paper company join Mo Rocca on "The Tomorrow Show." They discuss the necessity of paper, especially toilet paper, and its possibilities.

New nanolaser key to future optical computers and technologies

16 years ago from

Because the new device, called a 'spaser,' is the first of its kind to emit visible light, it represents a critical component for possible future technologies based on 'nanophotonic' circuitry,...

To Understand The Universe, Science Calls On The Ultrasmall

16 years ago from Science Daily

A special three-day symposium focusing on the neutrino, a strange subatomic particle that could help answer some of the universe's most compelling questions, is scheduled for Aug. 16-18 at the...

Future of Theoretical Physics

16 years ago from Science Blog

The CERN particle accelerator gained headlines when it came online last year but after that moment it has momentarily fallen of the public radar. And for the obvious reason: the...

UC Davis challenge produces a better air conditioner

16 years ago from

The first certified winner of the UC Davis 'Western Cooling Challenge' is Coolerado Corp. of Denver. Recent federal tests showed that their five-ton commercial rooftop unit should be able to...

Chemists Discover Twisted Molecules That Pick Their Targets

16 years ago from Science Daily

Chemists have discovered how to make molecules with a twist -- the molecules fold in to twisted helical shapes that can accelerate selected chemical reactions. The research could yield valuable...

Graphene Has High Current Capacity, Thermal Conductivity

16 years ago from Science Daily

Recent research into the properties of graphene nanoribbons provides two new reasons for using the material as interconnects in future computer chips. In widths as narrow as 16 nanometers, graphene...

Study: Foreign smog deadly for some

16 years ago from MSNBC: Science

Unseen and odorless, microscopic particles of air pollution wafting overseas and across continents kill some 380,000 people each year, according to a new study.

Q2C Festival Announces Additions to Fall Lineup

16 years ago from Newswise - Scinews

A who's who of science communicators and scientists has been added to the Quantum to Cosmos Festival lineup.

Hazy changes on high

16 years ago from Sciencenews.org

A big boost in coal burning, especially in China, is adding more aerosols to the stratosphere

Weight Loss for Batteries

16 years ago from Science NOW

Carbon nanofibers wrapped in a silicon shell make for lighter and more powerful rechargeables

Proteins that make pearls shimmer are found

16 years ago from MSNBC: Science

The iridescent beauty of pearl and nacre, the material found inside mollusk shells,  would likely be impossible without two recently discovered proteins. The findings could lead to the production of...

Getting a Charge from the Chevy Volt

16 years ago from CBSNews - Science

CNET's Martin LaMonica Gives the New Plug-in Electric Sedan a Test Drive

Italy launches first clean hydrogen power plant

16 years ago from Physorg

Italian power company Enel said Friday that it had started up a ground-breaking hydrogen-powered electricity plant producing no greenhouse gases.

Liquid-OLED Offers More Light-Emitting Possibilities

16 years ago from Physorg

(PhysOrg.com) -- As organic light-emitting diodes (OLEDs) are poised to go mainstream in the near future, scientists continue to explore new twists on the technology. Recently, researchers have fabricated a...

Hans Christian Ørsted: Thanks for all the gedankenexperimenten

16 years ago from The Guardian - Science

The 19th century Danish scientist, whose birthday we celebrate today, taught us a valuable lesson: you don't need a massive budget to do great science

Russia could scrap troubled sea missile: report

16 years ago from Reuters:Science

MOSCOW (Reuters) - Russia may halt the development of its accident-prone Bulava sea-based nuclear missiles and opt for another system if future tests fail to work successfully, Interfax reported Friday,...

Likely culprits to check when wireless connection crawls

16 years ago from Physorg

Q: I have a problem with our Dell laptop computer's wireless connection using Internet Explorer. At various times, the speed drops down to sloth and then stops altogether. At the...

Smart Cane Gives a New Direction

16 years ago from Newswise - Scinews

CMU engineering students senior design project leads to the development of the Smart Cane, a device that provides navigation cues for the blind using innovative technology.

Don’t fret over the phase problem

16 years ago from Physics World

Proposed X-ray diffraction technique could unambiguously determine the structure of solids

LED light bulbs yield big savings in energy

16 years ago from Physorg

One way the United States could slash its electricity use, dependence on fossil fuels and emissions of heat-trapping gases is really quite simple: better light bulbs.

Michigan Tech Team Models Molecular Transistor

16 years ago from Physorg

(PhysOrg.com) -- Electronic gadgetry gets tinier and more powerful all the time, but at some point, the transistors and myriad other component parts will get so little they won't work....

New interferometer could simplify materials research

16 years ago from Physorg

(PhysOrg.com) -- `Most current hard x-ray interferometers are based on crystals, which require their high quality and high mechanical stability,` Anatoly Snigirev tells PhysOrg.com. `This can make x-ray interferometry quite...

Scientists propose lab-grade black holes

16 years ago from Sciencenews.org

New method may uncover fundamental physics properties