Fractured rocks of impact craters have been suggested to host deep microbial communities on Earth, and potentially other terrestrial planets, yet direct evidence remains elusive. In a new study published in Nature Communications, ...
Earth Sciences
Oct 18, 2019
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1616
Scientists have spent decades debating whether asteroids and comets hit the Earth at regular intervals. At the same time, a few studies have found evidence that the large extinction events on Earth – such as the one that ...
Space Exploration
Jun 22, 2017
12
73
(PhysOrg.com) -- The enduringly popular theory that the Chicxulub crater holds the clue to the demise of the dinosaurs, along with some 65 percent of all species 65 million years ago, is challenged in a paper to be published ...
Earth Sciences
Apr 27, 2009
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5
In ancient Greek lore, the Titans were giant deities of incredible strength who ruled during the legendary Golden Age and gave birth to the Olympian gods we all know and love. Saturn's largest moon, known as Titan, is therefore ...
Space Exploration
Oct 5, 2015
1
24
A team of researchers at the Chinese Academy of Sciences, working with a colleague from Peking University, has found evidence of a layered subsurface in the Utopian Basin on Mars. In their paper published in the journal Nature, ...
Scientists have discovered a 31km wide impact crater beneath the Hiawatha glacier in Greenland. The discovery, published in Science Advances, was made using airborne radar surveys which unveiled a circular bedrock depression ...
Earth Sciences
Nov 26, 2018
12
63
A new study reveals that the Chicxulub impact crater and its hydrothermal system hosted a subterranean ecosystem that could provide a glimpse of Earth's primordial life.
Astrobiology
Oct 30, 2020
0
393
The farthest object ever explored is slowly revealing its secrets, as scientists piece together the puzzles of Ultima Thule – the Kuiper Belt object NASA's New Horizons spacecraft flew past on New Year's Day, four billion ...
Space Exploration
Mar 18, 2019
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638
A NASA glaciologist has discovered a possible second impact crater buried under more than a mile of ice in northwest Greenland.
Earth Sciences
Feb 11, 2019
17
4324
New research suggests that the very oldest pieces of rock on Earth—zircon crystals—are likely to have formed in the craters left by violent asteroid impacts that peppered our nascent planet, rather than via plate tectonics ...
Earth Sciences
Apr 28, 2016
8
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