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
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
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
One of the oldest known meteor showers is streaking through the sky above California. The Lyrid meteor shower was first recorded in 687 B.C. and has been studied for more than 2,000 years, according to NASA. The meteor shower ...
Space Exploration
Apr 22, 2024
0
82
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
The shimmering green, red and purple curtains of the northern and southern lights—the auroras—may be the best-known phenomena lighting up the nighttime sky, but the most mysterious are the mauve and white streaks called ...
Earth Sciences
Dec 9, 2023
0
1543
Aliens on nearby stars could detect Earth through radio signals leaked from the planet, new research suggests.
Astronomy
May 2, 2023
13
735
Poor old Venera 9, the Soviet Union's Venus lander, separated from its orbiter and made a hot, violent descent through the dense Venusian atmosphere on October 22, 1975, landing hard on a circular shield designed to crumple ...
The Earth is a wonderful blue and green dot covered with oceans and life, while Venus is a yellowish sterile sphere that is not only inhospitable but also sterile. However, the difference between the two is only a few degrees ...
Astrobiology
Dec 18, 2023
2
4207
