A new study led by Florida Tech recommends rewilding an island in the Galapagos with tortoises and rare plants to recreate an ecosystem irreparably damaged by whalers.
Ecology
Jun 7, 2022
0
151
The first scientific analysis of images taken by NASA's Perseverance rover has now confirmed that Mars' Jezero crater—which today is a dry, wind-eroded depression—was once a quiet lake, fed steadily by a small river some ...
Planetary Sciences
Oct 7, 2021
15
14393
On Earth, river erosion is usually a slow-going process. But on Mars, massive floods from overflowing crater lakes had an outsized role in shaping the Martian surface, carving deep chasms and moving vast amounts of sediment, ...
Planetary Sciences
Sep 29, 2021
3
276
The reappearance of a lava lake in the crater of the Nyiragongo volcano in eastern DR Congo is a good sign, experts said Sunday, four months after a major eruption killed 32 people.
Environment
Sep 26, 2021
0
262
NASA's Mars 2020 Perseverance rover has begun its search for signs of ancient life on the Red Planet. Flexing its 7-foot (2-meter) mechanical arm, the rover is testing the sensitive detectors it carries, capturing their first ...
Planetary Sciences
Jul 20, 2021
3
988
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
Volcanoes that have been quiet for decades are rumbling to life in the eastern Caribbean, prompting officials to issue alerts in Martinique and St. Vincent and the Grenadines as scientists rush in to study activity they say ...
Earth Sciences
Dec 31, 2020
1
123
Lava was rising more than 3 feet (1 meter) per hour in the deep crater of a Hawaii volcano that began erupting over the weekend after a two-year break, scientists said Tuesday.
Earth Sciences
Dec 23, 2020
0
7
How do new species arise, and how quickly does this happen? Evolutionary biologist Professor Axel Meyer from the University of Konstanz and his team have come one decisive step closer to answering fundamental questions in ...
Ecology
Oct 28, 2020
0
67
This video shows Jezero crater, the landing site of the NASA Mars 2020 Perseverance rover on the Red Planet, based on images from ESA's Mars Express mission. The planned landing area is marked with an orange ellipse.
Space Exploration
Jul 31, 2020
0
18
