High up in the Himalayas, scientists at the Indian Institute of Science (IISc) and Niigata University, Japan, have discovered droplets of water trapped in mineral deposits that were likely left behind from an ancient ocean ...
Earth Sciences
Jul 27, 2023
0
357
An asteroid discovery algorithm—designed to uncover near-Earth asteroids for the Vera C. Rubin Observatory's upcoming 10-year survey of the night sky—has identified its first "potentially hazardous" asteroid, a term for ...
Astronomy
Jul 31, 2023
0
93
It's a scenario made famous by the 1998 film "Armageddon": an asteroid is spotted on a collision course with Earth, and experts scramble to plan a space mission to rendezvous with the asteroid and mitigate the danger. It's ...
Planetary Sciences
Feb 8, 2024
0
17
A NASA telescope has captured the biggest solar flare in years, which temporarily knocked out radio communication on Earth.
Planetary Sciences
Dec 15, 2023
0
515
Tomonori Totani, an astrobiologist with the University of Tokyo is proposing that the search for life beyond Earth be expanded to the study of space dust. In his paper published in the journal International Journal of Astrobiology, ...
At the center the Earth is a solid metal ball, a kind of "planet within a planet," whose existence makes life on the surface possible, at least as we know it.
Earth Sciences
Jul 5, 2023
0
2037
NASA's Mars Sample Return Mission aims to bring 30 samples of rock, soil and atmosphere now being collected by the Perseverance rover back to Earth sometime in the early 2030s. The goal is to look for signs of past life and ...
Planetary Sciences
Jul 4, 2022
1
1256
Applying ground-up silicate rock to Midwestern farm fields can capture significant amounts of carbon dioxide and prevent it from accumulating in the atmosphere, according to a new study that successfully quantified those ...
Ecology
Aug 21, 2023
3
173
Antarctic bottom water (AABW) covers more than two-thirds of the global ocean bottom, and its formation has recently decreased. However, its long-term variability has not been well understood.
Earth Sciences
Feb 24, 2023
0
152
When it was first discovered in 2004, Apophis was identified as one of the most dangerous asteroids in that there was a risk that it could impact Earth. But that impact assessment changed over the years after astronomers ...
Astronomy
Mar 4, 2024
2
151
