Countless meteorites have struck Earth in the past and shaped the history of our planet. It is assumed, for example, that meteorites brought with them a large part of its water. The extinction of the dinosaurs might also ...
Planetary Sciences
Feb 22, 2023
0
576
A new study from a University of Chicago scientist suggests there may be a layer of surprisingly fluid rock ringing the Earth, at the very bottom of the upper mantle.
Earth Sciences
Feb 22, 2023
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122
Scientists researching the origin of elements in our galaxy have new insights into how they are transported to Earth, thanks to a new study led by authors at the University of Hertfordshire in the U.K. and the Konkoly Observatory, ...
Planetary Sciences
Feb 20, 2023
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104
On Feb. 3, an asteroid more than three times as long as it is wide safely flew past Earth at a distance of about 1.1 million miles (1.8 million kilometers, or a little under five times the distance between the Moon and Earth). ...
Planetary Sciences
Feb 18, 2023
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612
A new technique developed by Carnegie's Yingwei Fei and Lin Wang provides fresh insight into the process by which the materials that formed Earth's core descended into the depths of our planet, leaving behind geochemical ...
Earth Sciences
Feb 16, 2023
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38
Destruction of key hydrothermal vents by deep-sea mining could have knock-on impacts for vent fields hundreds of kilometers away, suggests a new paper published in Ecology and Evolution.
Ecology
Feb 15, 2023
0
50
Using NASA's Kepler spacecraft and Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered a new Earth-sized exoplanet located about 70 light years away from the sun. The newfound exoworld, designated K2-415b, ...
The first signs of life emerged on Earth in the form of microbes about four billion years ago. While scientists are still determining exactly when and how these microbes appeared, it's clear that the emergence of life is ...
Earth Sciences
Feb 10, 2023
0
506
New analysis of the Winchcombe meteorite has revealed just how quickly space rocks which fall to Earth can be contaminated by our atmosphere.
Planetary Sciences
Feb 10, 2023
0
63
About 250 million years ago, the Permian-Triassic mass extinction killed over 80% of the planet's species. In the aftermath, scientists believe that life on Earth was dominated by simple species for up to 10 million years ...
Ecology
Feb 9, 2023
1
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