Contaminated samples have evidently created some confusion in the timetable of life. On the basis of ultra-clean analyses, an international team, including scientists from the Max Planck Institute for Biogeochemistry, has ...
Earth Sciences
Jun 2, 2015
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(Phys.org) —An ultraviolet-light instrument on the robotic arm of NASA's Mars 2020 rover will use two types of ultraviolet-light spectroscopy, plus a versatile camera, to help meet the mission's ambitious goals, including ...
Space Exploration
Aug 1, 2014
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The Grand Canyon as we know it was formed between five and six million years ago, which is youthful in geological terms, but parts of it could be as old as 70 million years, scientists said Sunday.
Earth Sciences
Jan 26, 2014
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(Phys.org) —A team of researchers is proposing that Idaho's Malad Gorge and two of its three unique heads were created by a massive flood 46,000 years ago. In their paper published in Proceeding of the National Academy ...
(Phys.org) —A team of researchers conducting a field study in the Mackenzie Mountains in northwest Canada is suggesting rock weathering almost a billion years ago, may have led to the entire planet being encased in ice ...
(Phys.org) —Researchers from Oxford University in the U.K. have found evidence that suggests that cichlid fish evolved after the ancient Gondwana continent drifted apart, rather than before, as some have suggested. In their ...
Water found in ancient Moon rocks might have actually originated from the proto-Earth and even survived the Moon-forming event. Latest research into the amount of water within lunar rocks returned during the Apollo missions ...
Space Exploration
Sep 10, 2013
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(Phys.org) —A team of researchers from Université Paris Diderot has found evidence that contradicts the prevailing view among scientists that virtually all of the sulfur found in the Earth's mantle came from chondrites. ...
A team of U.S. and U.K. scientists has found geologic evidence that casts doubt on one of the conventional explanations for how Antarctica's ice sheet began forming. Ian Dalziel, research professor at The University of Texas ...
Earth Sciences
Jul 11, 2013
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The next robotic rover to explore Mars in 2020 should scour the surface of the red planet more closely than ever for signs of past life, a NASA science team said Tuesday.
Space Exploration
Jul 9, 2013
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