Leaded gasoline once dominated the manmade lead emissions in South America
Until it was banned, leaded gasoline dominated the manmade lead emissions in South America
Mars rover Curiosity finds water in first sample of planet surface
The first scoop of soil analyzed by the analytical suite in the belly of NASA's Curiosity rover reveals that fine materials on the surface of the planet contain several percent water by weight. The results ...
Nanotube coating helps shrink mass spectrometers
Nanotechnology is advancing tools likened to Star Trek's "tricorder" that perform on-the-spot chemical analysis for a range of applications including medical testing, explosives detection and food safety.
Chemistry researchers create self-tying knotted molecules in the lab
Remnants of supernova explosion found in ancient magnetotactic bacteria
Researchers devise a way to measure volatile organic compound exchange in the atmosphere
Scientists probe Canadian sulfide ore to confirm microbial activity in seawater 2.7 billion years ago
An analysis of sulfide ore deposits from one of the world's richest base-metal mines confirms that oxygen levels were extremely low on Earth 2.7 billion years ago, but also shows that microbes were actively ...
Mass spectrometry in your hand
If you're out in the field doing environmental testing, food checks, forensic work, or other chemical analysis, mass spectrometry is an extremely accurate detection tool with one huge drawback: You can lose ...
Oldest objects in solar system indicate a turbulent beginning
(PhysOrg.com) -- Scientists have found that calcium, aluminum-rich inclusions (CAIs), some of the oldest objects in the solar system, formed far away from our sun and then later fell back into the mid-plane ...
Scientists develop 'electronic nose' for rapid detection of C. diff infection
A fast-sensitive "electronic-nose" for sniffing the highly infectious bacteria C. diff, that causes diarrhoea, temperature and stomach cramps, has been developed by a team at the University of Leicester.
New technique yields fast results in drug, biomedical testing
A new technique makes it possible to quickly detect the presence of drugs or to monitor certain medical conditions using only a single drop of blood or urine, representing a potential tool for clinicians ...
Phoenix Mars Lander finds surprises about red planet's watery past
(PhysOrg.com) -- Liquid water has interacted with the Martian surface throughout Mars' history, measurements by NASA's Phoenix Mars Lander suggest.
New detection technique makes flash photos of proteins
Researchers from FOM research institute AMOLF in the Netherlands have produced the first images of a cloud of heavy protein ions during deposition and ionization. The images, enabled by an innovative detector, ...
Scientists debunk Clearwater Lakes formation theory
UWA geologists have helped debunk a long-held belief that twin asteroids formed Canada's Clearwater Lakes.