Detecting DNA in space
If there is life on Mars, it's not too farfetched to believe that such Martian species may share genetic roots with life on Earth.
If there is life on Mars, it's not too farfetched to believe that such Martian species may share genetic roots with life on Earth.
Space Exploration
Jul 9, 2013
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Scientists undertaking a UNSW-led expedition to study microbes in the Indian Ocean have weathered huge seas and had a close encounter with giant whales during the first leg of their voyage from South Africa to Mauritius.
Earth Sciences
Jul 4, 2013
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(Phys.org) —In 2 billion years' time, life on Earth will be confined to pockets of liquid water deep underground, according to PhD astrobiologist Jack O'Malley James of the University of St Andrews. The new research also ...
Earth Sciences
Jul 2, 2013
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A freshwater shrimp, an island-dwelling lizard and a pupfish from Arizona have been declared extinct, while nearly 21,000 species are at risk of dying out, an updated "Red List" showed.
Ecology
Jul 2, 2013
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With death rates from cancer have remained largely unchanged over the past 60 years, a physicist is trying to shed more light on the disease with a very different theory of its origin that traces cancer back to the dawn of ...
General Physics
Jul 1, 2013
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(Phys.org) —For most terrestrial life on Earth, oxygen is necessary for survival. But the planet's atmosphere did not always contain this life-sustaining substance, and one of science's greatest mysteries is how and when ...
Earth Sciences
Jun 26, 2013
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Researchers at the University of Southampton have proposed an answer to the long-running debate as to how stable the Earth system is.
Ecology
Jun 10, 2013
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(Phys.org) —Early Earth was not very hospitable when it came to jump starting life. In fact, new research shows that life on Earth may have come from out of this world.
Earth Sciences
Jun 5, 2013
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(Phys.org) —Scientists may not know for certain whether life exists in outer space, but new research from a team of scientists led by a University of South Florida astrobiologist now shows that one key element that produced ...
Earth Sciences
Jun 4, 2013
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The growth of green plants – which can be measured in terms of "net primary production", or NPP for short – provides the energetic foundation for all life on earth. The share of NPP appropriated by humans (HANPP) through ...
Environment
Jun 4, 2013
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