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Massive Exoplanets May Be More Earth-Like Than Thought: ‘Super-Earths’ Likely...
Massive terrestrial planets, called “super-Earths,” are known to be common in our galaxy, the Milky Way. Now a Northwestern University astrophysicist and a University of Chicago geophysicist report the...
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Organic Chemical Origins in Hydrothermal Systems
Serpentinite-hosted hydrothermal systems have been suggested as likely sites for the formation of organic compounds in the abiotic conditions of early Earth, that is, in the absence of living...
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Herschel Telescope Detects Water On Dwarf Planet in Asteroid Belt
Scientists using the Herschel space observatory have made the first definitive detection of water vapor on the largest and roundest object in the asteroid belt, Ceres. Dwarf planet Ceres is located in...
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Decline of bronze age ‘megacities’ linked to climate change
Scientists from the University of Cambridge have demonstrated that an abrupt weakening of the summer monsoon affected northwest India 4,100 years ago. The resulting drought coincided with the beginning...
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Water detected in a planet outside our solar system
Water has been detected in the atmosphere of a planet outside our solar system with a new technique that could help researchers to learn how many planets with water, like Earth, exist throughout the...
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High-tech materials purify water with sunlight
Sunlight plus a common titanium pigment might be the secret recipe for ridding pharmaceuticals, pesticides and other potentially harmful pollutants from drinking water. Scientists combined several...
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Moss: Back to life after 1,500 years
Researchers from the British Antarctic Survey and Reading University have demonstrated that, after over 1,500 years frozen in Antarctic ice, moss can come back to life and continue to grow. For the...
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Reconstructed ancient ocean reveals secrets about the origin of life
Researchers have published details about how the first organisms on Earth could have become metabolically active. The results permit scientists to speculate how primitive cells learned to synthesize...
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Traces of recent water on Mars: Liquid water on Mars as recently as 200,000...
New research has shown that there was liquid water on Mars as recently as 200,000 years ago. The southern hemisphere of Mars is home to a crater that contains very well-preserved gullies and debris...
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‘Oceans’ of Water Deep in Earth: Mantle Rock
Researchers report evidence for potentially oceans worth of water deep beneath the United States. Though not in the familiar liquid form — the ingredients for water are bound up in rock deep in the...
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Groundwater tied to human evolution
Our ancient ancestors’ ability to move around and find new sources of groundwater during extremely dry periods in Africa millions of years ago may have been key to their survival and the evolution of...
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Earth’s water is older than the sun: Likely originated as ices that formed in...
Water was crucial to the rise of life on Earth and is also important to evaluating the possibility of life on other planets. Identifying the original source of Earth’s water is key to understanding...
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The discovery of new bones from a large land mammal that lived about 48...
Pictured here are two jaws from anthracobunids recovered from 48 million year old sediments next to a horse skull. The study found that anthracobunids were an ancient relative of horses, rhinos, and...
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Oceans Arrived Early to Earth Via Meteorites
In this illustration of the early solar system, the dashed white line represents the snow line — the transition from the hotter inner solar system, where water ice is not stable (brown) to the outer...
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Ancient, hydrogen-rich waters deep underground around the world: Waters could...
A team of scientists has mapped the location of hydrogen-rich waters found trapped kilometers beneath Earth’s surface in rock fractures in Canada, South Africa and Scandinavia. Common in Precambrian...
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Nearly half the systems crucial to stability of planet compromised
Almost half of the processes that are crucial to maintaining the stability of the planet have become dangerously compromised by human activity. That is the view of an international team of 18...
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Rosetta Comet ‘pouring’ more water into space
There has been a significant increase in the amount of water “pouring” out of comet 67P/Churyumov-Gerasimenko, the comet on which the Rosetta mission’s Philae lander touched down in November 2014. The...
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More evidence for groundwater on Mars
Scientists investigated the Equatorial Layered Deposits (ELDs) of Arabia Terra in Firsoff crater area, Mars, to understand their formation and potential habitability. On the plateau, ELDs consist of...
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Missing link in evolution of complex cells discovered
In a new study, published in Nature, a research team led from Uppsala University in Sweden presents the discovery of a new microbe that represents a missing link in the evolution of complex life. The...
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Liquid water on Mars: NASA confirms evidence
Dark, narrow streaks on Martian slopes such as these at Hale Crater are inferred to be formed by seasonal flow of water on contemporary Mars. The streaks are roughly the length of a football...
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