News tagged with molecular
New hydrogen-storage method discovered
Nov 22, 2009 |
4.3 / 5 (43) |
15
Scientists at the Carnegie Institution have found for the first time that high pressure can be used to make a unique hydrogen-storage material. The discovery paves the way for an entirely new way to approach ...
Ancient penguin DNA raises doubts about accuracy of genetic dating techniques
Nov 10, 2009 |
4.7 / 5 (23) |
15
Penguins that died 44,000 years ago in Antarctica have provided extraordinary frozen DNA samples that challenge the accuracy of traditional genetic aging measurements, and suggest those approaches have been ...
One word: bioplastics
Nov 17, 2009 |
4.6 / 5 (14) |
4
(PhysOrg.com) -- Every year, more than 250 billion pounds of plastic are produced worldwide. Much of it ends up in the world's oceans, a fact that troubles MIT biology professor Anthony Sinskey.
Spitzer Telescope Observes Baby Brown Dwarf
Nov 23, 2009 |
4.8 / 5 (13) |
0
(PhysOrg.com) -- NASA's Spitzer Space Telescope has contributed to the discovery of the youngest brown dwarf ever observed -- a finding that, if confirmed, may solve an astronomical mystery about how these ...
First Pump-Probe Experiment at Linac Coherent Light Source Completed
Nov 30, 2009 |
4.7 / 5 (12) |
0
(PhysOrg.com) -- The first experiment using the Linac Coherent Light Source to illuminate molecules via a "pump-probe" technique has been completed by an international team of more than 30 scientists from ...
Computational microscope peers into the working ribosome (w/ Video)
Nov 23, 2009 |
4.9 / 5 (9) |
2
Two new studies reveal in unprecedented detail how the ribosome interacts with other molecules to assemble new proteins and guide them toward their destination in biological cells. The studies used molecular ...
The Future in Two Words: Ionic Liquids
Nov 13, 2009 |
4.4 / 5 (8) |
0
(PhysOrg.com) -- Ionic liquids are molecular solutions that have a wide range of potential applications, including next-generation solar cells, hydrogen fuel cells and lithium batteries.
Beyond genomics, biologists and engineers decode the next frontier
Nov 18, 2009 |
5 / 5 (7) |
0
(PhysOrg.com) -- A team of Princeton biologists and engineers has dramatically improved the speed and accuracy of measuring an enigmatic set of proteins that influences almost every aspect of how cells and ...
Capturing those in-between moments: Researchers solves timing problem in molecular modeling
Nov 04, 2009 |
5 / 5 (5) |
0
A theoretical physicist at the National Institute of Standards and Technology has developed a method for calculating the motions and forces of thousands of atoms simultaneously over a wider range of time scales ...
New on-off 'switch' triggers and reverses paralysis in animals with a beam of light (w/ Video)
Nov 18, 2009 |
4.8 / 5 (5) |
4
In an advance with overtones of Star Trek phasers and other sci-fi ray guns, scientists in Canada are reporting development of an internal on-off "switch" that paralyzes animals when exposed to a beam of ultraviolet ...
Common herbal medicine may prevent acetaminophen-related liver damage
Nov 17, 2009 |
4.6 / 5 (5) |
3
A well-known Eastern medicine supplement may help avoid the most common cause of liver transplantation, according to a study by researchers at the Stanford University School of Medicine. The finding came as a surprise to ...
Researchers discover key to vital DNA, protein interaction
Nov 09, 2009 |
5 / 5 (4) |
0
(PhysOrg.com) -- A researcher at Iowa State University has discovered how a group of proteins from plant pathogenic bacteria interact with DNA in the plant cell, opening up the possibility for what the scientist ...
Researchers find a weak link in cancer cell armor
Nov 11, 2009 |
5 / 5 (4) |
0
(PhysOrg.com) -- Professor Robert Weiss has found that when two particular genes are inhibited, cancer cells are destroyed at a greater rate. The study is published in the Nov. 9 issue of PNAS.
Researchers discover biological basis of 'bacterial immune system'
Nov 30, 2009 |
4.8 / 5 (4) |
1
(PhysOrg.com) -- Bacteria don’t have easy lives. In addition to mammalian immune systems that besiege the bugs, they have natural enemies called bacteriophages, viruses that kill half the bacteria on Earth every two days.
New research provides blueprint for molecular basis of global warming
Nov 17, 2009 |
4 / 5 (4) |
3
A new study indicates that major chemicals most often cited as leading causes of climate change, such as carbon dioxide and methane, are outclassed in their warming potential by compounds receiving less attention.
