Last Updated: Saturday, November 23, 2013, 16:57
The US Air Force is reportedly looking at employing laser-based fighter jets by 2030.
Last Updated: Wednesday, November 20, 2013, 15:09
Atmospheric oxygen was considerably lower in Earth`s geological past than previously assumed, scientists have found.
Last Updated: Monday, November 18, 2013, 10:52
Two billion years ago, the Earth system was recovering from perhaps the single-most profound modification of its surface environments: the oxygenation of the atmosphere and oceans.
Last Updated: Tuesday, October 29, 2013, 13:05
A new study has suggested that oxygen-free and hydrogen sulfide-rich waters extended across roughly five percent of the global ocean 93.9 million years ago.
Last Updated: Friday, October 25, 2013, 16:25
A new research led by Indian origin cosmochemist has solved a long standing mystery in the formation of the solar system: Oxygen follows a strange, anomalous pattern in the oldest, most pristine rocks.
Last Updated: Saturday, October 19, 2013, 11:32
A Danish/Swedish/French research team has shown that the oxygen content on Earth, 2.1 billion years ago, was probably same as it was during the so-called Cambrian explosion, 500 million years ago.
Last Updated: Thursday, October 03, 2013, 21:30
The world`s oceans are under greater threat than previously believed from a "deadly trio" of global warming, declining oxygen levels and acidification, an international study said on Thursday.
Last Updated: Thursday, September 26, 2013, 15:11
A new study suggests that oxygen appeared in the atmosphere up to 700 million years earlier than it was earlier believed, raising new questions about the evolution of early life.
Last Updated: Thursday, June 27, 2013, 18:49
One of science`s greatest mysteries is how and when oxygenic photosynthesis-the process responsible for producing oxygen on Earth through the splitting of water molecules-first began.
Last Updated: Thursday, June 20, 2013, 10:12
Mars might have had an oxygen-rich atmosphere at a time, about 4000 million years ago, well before the rise of atmospheric oxygen on earth around 2500 million years ago.
Last Updated: Thursday, June 13, 2013, 14:49
Michael Jackson`s bedroom pictures show large volume of medical supplies littered around the singer`s bedroom at the time of his death.
Last Updated: Thursday, April 25, 2013, 15:41
Biogeochemists at the University of California, Riverside has provided a new view on the relationship between the earliest accumulation of oxygen in the atmosphere.
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