Sierra Space's shuttle-like Dream Chaser has been put through its paces at a powerful NASA vibration facility that mimics conditions during launch and atmospheric reentry, officials said Thursday ahead of its planned first ...
Space Exploration
Feb 1, 2024
0
107
Mission engineers will track NASA's Lucy spacecraft nonstop as it prepares to swoop near Earth on Oct. 16 to use this planet's gravity to set itself on a course toward the Jupiter Trojan asteroids.
Space Exploration
Oct 15, 2022
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285
Three new Roman fortified camps have been identified across northern Arabia by a remote sensing survey by the University of Oxford's School of Archaeology. Their paper, published in the journal Antiquity, reports the discovery ...
Archaeology
Apr 27, 2023
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111
Nearly 6,000 different minerals are known to exist on Earth, but after more than 50 years of investigations, only 161 minerals have been recorded on Mars—a dramatically lower number for a planet that shares much in common ...
Planetary Sciences
Sep 7, 2023
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109
Millions of years ago, the Earth was so cold that most of its surface was covered in ice. But that hard freeze might have been slushier than once thought.
Earth Sciences
Apr 4, 2023
1
83
If you could sink through the Earth's crust, you might hear, with a carefully tuned ear, a cacophany of booms and crackles along the way. The fissures, pores, and defects running through rocks are like strings that resonate ...
Earth Sciences
Oct 9, 2023
0
272
Ten years ago, Samer Naif made an unexpected discovery in Earth's mantle: a narrow pocket, proposed to be filled with magma, hidden some 60 kilometers beneath the seafloor of the Cocos Plate.
Earth Sciences
Jun 20, 2023
0
158
Future historians might look back on this time and call it the "exoplanet age." We've found over 5,000 exoplanets, and we'll keep finding more. Next, we'll move beyond just finding them, and we'll turn our efforts to finding ...
Planetary Sciences
Jan 18, 2023
0
47
Yale researchers have a new theory to explain some of the geochemistry of "hotspots"—magma plumes from deep in the Earth that erupt at the surface.
Earth Sciences
Jan 16, 2023
6
307
Harvard University led research may have solved the puzzle of how life became molecularly right-handed. In the paper, "Origin of biological homochirality by crystallization of an RNA precursor on a magnetic surface," published ...
