Since the Perseverance rover landed in Jezero crater on Mars in February, the rover and its team of scientists back on Earth have been hard at work exploring the floor of the crater that once held an ancient lake. Perseverance ...
Planetary Sciences
Oct 8, 2021
0
263
On 16 December 2020 the Chang'e-5 mission, China's first sample return mission to the Moon, successfully delivered to Earth nearly two kilograms of rocky fragments and dust from our celestial companion. Chang'e-5 landed ...
Space Exploration
Sep 24, 2021
1
699
A new analysis of 2.5-billion-year-old rocks from Australia finds that volcanic eruptions may have stimulated population surges of marine microorganisms, creating the first puffs of oxygen into the atmosphere. This would ...
Earth Sciences
Aug 26, 2021
0
1128
Concrete has given us the Pantheon in Rome, the Sydney Opera House, the Hoover Dam and countless blocky monoliths. The artificial rock blankets our cities and roadways, underlies wind farms and solar panel arrays—and will ...
Materials Science
Jun 9, 2021
0
14
The almost 15-million-year-old Nördlinger Ries is an asteroid impact crater filled with lake sediments. Its structure is comparable to the craters currently being explored on Mars. In addition to various other deposits on ...
Planetary Sciences
Apr 8, 2021
0
275
What would a volcano—and its lava flows—look like on a planetary body made primarily of metal? A pilot study from North Carolina State University offers insights into ferrovolcanism that could help scientists interpret ...
Earth Sciences
Mar 17, 2021
0
142
A team of researchers affiliated with several institutions in France and one in Japan has found that an achondrite found in Algeria (in the Saharan desert) last year dates back to just 2 million years after the birth of the ...
Mount Etna, Europe's most active volcano, has awed even seasoned volcanologists in recent days with spectacular spurts of lava lighting up the Sicilian sky each night.
Earth Sciences
Feb 23, 2021
2
658
Most active volcanoes on Earth are dormant, meaning that they have not erupted for hundreds or even thousands of years, and are normally not considered hazardous by the local population. A team of volcanologists from the ...
Earth Sciences
Nov 5, 2020
0
1584
Current understanding is that the chemical composition of the Earth's mantle is relatively homogeneous. But experiments conducted by ETH researchers now show that this view is too simplistic. Their results solve a key problem ...
Earth Sciences
Oct 21, 2020
0
1180
