Comet ISON's dramatic final hours
(Phys.org) —A new analysis of data from the ESA/NASA Solar and Heliospheric Observatory (SOHO) spacecraft has revealed that comet 2012/S1 (ISON) stopped producing dust and gas shortly before it raced past ...
Iran tries to save Asiatic cheetah from extinction
Iran is rushing to try to save one of the world's critically endangered species, the Asiatic cheetah, and bring it back from the verge of extinction in its last remaining refuge.
Telescope digs for ice on Pluto
(Phys.org) —In just over a year, the New Horizons spacecraft will fly past Pluto, giving us our first detailed look at the dwarf planet. Anticipating this encounter, St Andrews undergraduate student Ailsa ...
Seeing back in time with superconductors
For Argonne physicist Clarence Chang, looking backward in time to the earliest ages of the universe is all in a day's work.
A new method to detect infrared energy using a nanoporous ZnO/n-Si photodetector
Experiments aimed at devising new types of photodetectors have been triggered by the increasing use of optoelectronic devices in personal electronics, cameras, medical equipment, computers and by the military. ...