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The need for speed

Coherent Raman scattering methods have one key advantage over spontaneous Raman microscopy: speed. The (sub-)microsecond pixel dwell times offered by narrowband CRS imaging methods have initiated a new era ...

Chemistry / Biochemistry

created 12 hours ago | popularity not rated yet | comments 0

New type of biosensor is fast, super-sensitive

(Phys.org) -- A whole new class of biosensor that can detect exceptionally small traces of contaminants in liquids in just 40 minutes has been developed by a UNSW-led team of researchers.

Chemistry / Analytical Chemistry

created 17 hours ago | popularity 5 / 5 (1) | comments 1 | with audio podcast

Building a better solar panel -- one molecule at a time

(Phys.org) -- One of the fundamental building blocks in modern chemistry, an organometallic chemical compound called ferrocene, has never been structurally defined - until now.

Chemistry / Materials Science

created May 25, 2012 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Nuisance seaweed found to produce compounds with biomedical potential

A seaweed considered a threat to the healthy growth of coral reefs in Hawaii may possess the ability to produce substances that could one day treat human diseases, a new study led by scientists at Scripps ...

Chemistry / Biochemistry

created May 24, 2012 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Calling familiar assumptions into question results in better materials design

(Phys.org) -- Carbon and fluorine are at the heart of a family of chemical compounds that can be used for nonstick coatings, blood substitutes, and seemingly everything in between.

Chemistry / Materials Science

created May 23, 2012 | popularity not rated yet | comments 0

Genes culled from desert soils suggest potential medical resource

Despite their ecologic similarity, soils from three geographically distinct areas of the American southwest harbor vastly different collections of small, biosynthetic genes, a finding that suggests the existence of a far ...

Biology / Cell & Microbiology

created May 21, 2012 | popularity not rated yet | comments 0

Rare-earth half-sandwiches prove rewarding

The chemical frameworks of ’natural products’—molecules generated by biological organisms—have inspired many of today’s most potent pharmaceuticals. But the complexity of these compounds ...

Chemistry / Materials Science

created May 18, 2012 | popularity 3.5 / 5 (2) | comments 0

New finding may hold key to Gaia hypothesis of Earth as living organism

(Phys.org) -- Is Earth really a sort of giant living organism as the Gaia hypothesis predicts? A new discovery made at the University of Maryland may provide a key to answering this question. This key of sulfur ...

Space & Earth / Earth Sciences

created May 15, 2012 | popularity 3.3 / 5 (31) | comments 164 | with audio podcast

Sulphur and iron compounds common in old shipwrecks

Sulphur and iron compounds have now been found in shipwrecks both in the Baltic and off the west coast of Sweden. The group behind the results, presented in the Journal of Archaeological Science, includes scient ...

Other Sciences / Archaeology & Fossils

created May 15, 2012 | popularity not rated yet | comments 3

Electronic nose prototype may be worn for safety-sniffing

(Phys.org) -- A UK company has developed an electronic nose that the company says can make a real difference, as a fast-acting device for detecting harmful substances in the environment. Peratech claims its electronic nose ...

Chemistry / Analytical Chemistry

created May 12, 2012 | popularity 5 / 5 (2) | comments 2 | with audio podcast weblog

Hunting for bomb-eating bugs

University of Arizona researchers are studying the environmental effects of insensitive munitions compounds, or IMCs, which are new, more stable explosives that won't detonate in response to heat or shock.

Space & Earth / Environment

created May 11, 2012 | popularity not rated yet | comments 1

New screening technique yields elusive compounds to block immune-regulating enzyme

Scientists at The Scripps Research Institute have found the first chemical compounds that act to block an enzyme that has been linked to inflammatory conditions such as asthma and arthritis, as well as some ...

Chemistry / Biochemistry

created May 11, 2012 | popularity not rated yet | comments 0 | with audio podcast

NASA asks public to provide videos and photos of meteor

(Phys.org) -- NASA and the SETI Institute are asking the public for more information to help find amateur photos and video footage of the daylight meteor that illuminated the sky over the Sierra Nevada mountains and created ...

Space & Earth / Space Exploration

created Apr 26, 2012 | popularity 5 / 5 (1) | comments 0

Meteorites found in Calif. along path of fireball

Robert Ward has been hunting and collecting meteorites for more than 20 years so he knew he'd found something special in the Sierra foothills along the path of a flaming fireball that shook parts of Northern ...

Space & Earth / Space Exploration

created Apr 26, 2012 | popularity 5 / 5 (2) | comments 0

Compound from wild tomatoes is natural, effective herbicide

(Phys.org) -- A naturally occurring compound derived from wild tomato plants is also a fast-acting, nontoxic herbicide, according to researchers at North Carolina State University.

Biology / Plants & Animals

created Apr 25, 2012 | popularity 5 / 5 (1) | comments 0