Water on Mars absorbed like a sponge, new research suggests
When searching for life, scientists first look for an element key to sustaining it: fresh water.
When searching for life, scientists first look for an element key to sustaining it: fresh water.
Space Exploration
Dec 20, 2017
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Analysing a mixture of earth samples and meteorites, scientists from the University of Bristol have shed new light on the sequence of events that led to the creation of the planets Earth and Mars.
Astronomy
Sep 27, 2017
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An international study led by researchers at Macquarie University has uncovered the ways in which giant meteorite impacts may have helped to kick-start our planet's global tectonic processes and magnetic field. The study, ...
Earth Sciences
Sep 26, 2017
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(Phys.org)—NASA's prolonged Kepler mission, known as K2, has made another significant discovery, revealing the existence of three new exoplanets. The newly found alien worlds circle the nearby star GJ 9827 and were classified ...
For decades, as astronomers have imagined advanced extraterrestrial civilizations, they categorized such worlds by the amount of energy their inhabitants might conceivably be able to harness and use. They sorted the hypothetical ...
Astronomy
Sep 6, 2017
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Mars has electrically charged metal atoms (ions) high in its atmosphere, according to new results from NASA's MAVEN spacecraft. The metal ions can reveal previously invisible activity in the mysterious electrically charged ...
Space Exploration
Apr 10, 2017
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Astronomers using NASA's Kepler space telescope have found a planet 219 light-years away that seems to be a close relative to Venus. This newly discovered world is only slightly larger than Earth, and orbits a low-temperature ...
Astronomy
Apr 7, 2017
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Earth's mantle is made of solid rock that nonetheless circulates slowly over millions of years. Some geologists assume that this slow circulation would have wiped away any geochemical traces of Earth's early history long ...
Earth Sciences
Apr 6, 2017
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Astronomers have found a system of seven Earth-sized planets just 40 light-years away. They were detected as they passed in front of their parent star, the dwarf star TRAPPIST-1. Three of them lie in the habitable zone and ...
Astronomy
Feb 22, 2017
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Research by Rice University Earth scientists suggests that virtually all of Earth's life-giving carbon could have come from a collision about 4.4 billion years ago between Earth and an embryonic planet similar to Mercury.
Earth Sciences
Sep 5, 2016
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