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New On-Off “Switch” Triggers and Reverses Paralysis in Animals with a Beam of Light
When exposed to ordinary light, the animals become unparalyzed and wake up. Their study appears in the Journal of the American Chemical Society (JACS). It reports the first demonstration of such a lig...
Life Sciences |
Read moreRich ore deposits linked to ancient atmosphere
Using geochemical clues from rocks nearly 3 billion years old, a group of scientists including Andrey Bekker and Doug Rumble from the Carnegie Institution have made the surprising discovery that the c...
Earth Sciences | Read moreNew on-off 'switch' triggers and reverses paralysis in animals with a beam of light
When exposed to ordinary light, the animals become unparalyzed and wake up. Their study appears in the Journal of the American Chemical Society (JACS). It reports the first demonstration of such a lig...
Life Sciences | Read moreNanoparticles Found in Common Household Items Caused Genetic Damage in Mice
The TiO2 nanoparticles induced single- and double-strand DNA breaks and also caused chromosomal damage as well as inflammation, all of which increase the risk for cancer. The UCLA study is the first t...
Life Sciences | Read moreTiny Bubbles Clean Oil from Water
Now, a University of Utah engineer has developed an inexpensive new method to remove oil sheen by repeatedly pressurizing and depressurizing ozone gas, creating microscopic bubbles that attack the oil...
Life Sciences | Read moreUT Knoxville and ORNL researchers turn algae into high-temperature hydrogen source
In the quest to make hydrogen as a clean alternative fuel source, researchers have been stymied about how to create usable hydrogen that is clean and sustainable without relying on an intensive, high-...
Life Sciences | Read moreEnergy-saving powder
Scientists at the Max Planck Institute for Coal Research and at the Max Planck Institute of Colloids and Interfaces might be helping to make it worthwhile to tap into previously unused resources. They...
Life Sciences | Read moreCaltech scientists develop DNA origami nanoscale breadboards for carbon nanotube circuits
A paper about the work appeared November 8 in the early online edition of Nature Nanotechnology."This project is one of those great 'Where else but at Caltech?' stories," s...
Power and Electrical Engineering | Read moreVibrations key to efficiency of green fluorescent protein
University of California, Berkeley, chemists have discovered the secret to the success of a jellyfish protein whose green glow has made it the darling of biologists and the subject of the 2008 Nobel P...
Life Sciences | Read moreEngineers image nanostructure of a solid acid catalyst and boost its catalytic activity
The catalytic processes that facilitate the production of many chemicals and fuels could become much more environmentally friendly thanks to a breakthrough achieved by researchers from Lehigh and Rice...
Life Sciences | Read moreComputer predicts reactions between molecules and surfaces, with 'chemical precision'
An international team of researchers, headed by Leiden theoretical chemist Geert-Jan Kroes, published on this subject this week in the journal Science. Hydrogen on copperThe team devel...
Information Technology | Read moreNot Just Bleach: Hydrogen Peroxide May Tell Time for Living Cells
The chemical is hydrogen peroxide (H2O2), the active ingredient in color safe bleach. Produced in all animal cells, hydrogen peroxide may act as a signal for the active and resting phases of living th...
Life Sciences | Read moreA new wrinkle in ancient ocean chemistry
Scientists widely accept that around 2.4 billion years ago, the Earth's atmosphere underwent a dramatic change when oxygen levels rose sharply. Called the "Great Oxidation Event" (GOE),...
Earth Sciences | Read moreSimilar molecular tweaks led both a shrew and a lizard to produce venom
Biologists have shown that independent but similar molecular changes turned a harmless digestive enzyme into a toxin in two unrelated species -- a shrew and a lizard -- giving each a venomous bite....
Life Sciences | Read moreInteractions with aerosols boost warming potential of some gases
Yet the complexity of nature -- and the models used to quantify it -- continues to serve up surprises. The most recent? Certain gases that cause warming are so closely linked with the production of ae...
Studies and Analyses | Read more
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