News articles tagged with 'hydrogen' (Page 2)
Mimicking photosynthesis path to solar-derived hydrogen fuel
— 20 Feb 2011 16:12 | ChemistryInexpensive hydrogen for automotive or jet fuel may be possible by mimicking photosynthesis, according to a Penn State materials chemist, but a number of problems need to be solved…
Technology breakthrough fuels laptops and phones, recharges scientist's 60-year career
— 18 Feb 2011 18:08 | TechnologyHow does a scientist fuel his enthusiasm for chemistry after 60 years? By discovering a new energy source, of course…
Reflected glory
— 17 Feb 2011 17:06 | AstronomyMessier 78 is a fine example of a reflection nebula. The ultraviolet radiation from the stars that illuminate it is not intense enough to ionise the gas to make it glow - its dust particles…
The lock shapes the key
— 16 Feb 2011 03:56 | BiologyInteractions between proteins are of fundamental importance for a number of processes in virtually every living cell. However, in order for the proteins to carry out any biological…
Scientists develop a hydrogen peroxide probe based on firefly luciferin
— 12 Feb 2011 19:43 | BiologyA unique new probe based on luciferase, the enzyme that gives fireflies their glow, enables researchers to monitor hydrogen peroxide levels in mice and thereby track the progression…
'Tall order' sunlight-to-hydrogen system works, neutron analysis confirms
— 4 Feb 2011 15:34 | TechnologyResearchers at the Department of Energy's Oak Ridge National Laboratory have developed a biohybrid photoconversion system - based on the interaction of photosynthetic plant proteins…
First evidence for a spherical magnesium-32 nucleus
— 3 Feb 2011 17:30 | PhysicsElements heavier than iron come into being only in powerful stellar explosions, supernovae. During nuclear reactions all kinds of short-lived atomic nuclei are formed, including more…
A dash of disorder yields a very efficient photocatalyst
— 29 Jan 2011 17:49 | TechnologyA little disorder goes a long way, especially when it comes to harnessing the sun's energy. Scientists from the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley…
The world can be powered by alternative energy, using today's technology, in 20-40 years
— 26 Jan 2011 19:07 | TechnologyIf someone told you there was a way you could save 2.5 million to 3 million lives a year and simultaneously halt global warming, reduce air and water pollution and develop secure, reliable…
Possible missing link between young and old galaxies
— 11 Jan 2011 16:56 | AstronomyUniversity of California, Berkeley, astronomers may have found the missing link between gas-filled, star-forming galaxies and older, gas-depleted galaxies typically characterised as…