A team of researchers affiliated with several institutions in France, working with a colleague from China and another two from Egypt, has found evidence that shows the Khufu branch of the Nile River once ran so close to Giza ...
In its first year exploring Jezero Crater on Mars, the Perseverance rover collected rock samples that scientists anticipate will provide a long-awaited timeline for the planet's geologic and water history.
Planetary Sciences
Aug 25, 2022
0
97
NASA's newest Mars rover may have successfully collected its first rock sample for return to Earth, after last month's attempt came up empty.
Space Exploration
Sep 2, 2021
3
3553
The milky, smooth texture of beach glass evokes a history of turbulent transport, rough edges abraded away to produce curves. The same smooth features can be seen in river rocks and dune sands.
Earth Sciences
Mar 28, 2018
0
93
(Phys.org) —A trio of researchers, two from Aarhus University in Denmark and a third from the University of Melbourne in Australia, claim in a paper published in the journal Nature that mountain longevity is likely due ...
Drones flying along miles of rivers in the steep, mountainous terrain of central Taiwan and mapping the rock properties have revealed new clues about how water helps shape mountains over geological time, according to a team ...
Earth Sciences
Dec 14, 2023
0
34
A new study led by the University of Oxford has overturned the view that natural rock weathering acts as a CO2 sink, indicating instead that this can also act as a large CO2 source, rivaling that of volcanoes. The results, ...
Earth Sciences
Oct 4, 2023
3
2031
Geologists have long thought that meandering rivers, with their gently swooping banks, are a geologically recent feature. According to the rock record, these rivers began proliferating around 450 million years ago in the ...
Earth Sciences
Aug 1, 2023
1
60
A study published in Science analyses multiple rocks found at the bottom of Jezero Crater on Mars, where the Perseverance rover landed in 2020, revealing significant interaction between the rocks and liquid water. Those rocks ...
Planetary Sciences
Nov 24, 2022
1
2999
Scientists from NASA's OSIRIS-REx mission recently learned that surface regeneration happens a lot quicker on asteroids than on Earth. By analyzing rock fractures on asteroid Bennu from high-resolution images taken by the ...
Astronomy
Jul 25, 2022
0
112
