Mars scientists are wrestling with a problem. Ample evidence says ancient Mars was sometimes wet, with water flowing and pooling on the planet's surface. Yet, the ancient sun was about one-third less warm and climate modelers ...
Space Exploration
Feb 6, 2017
21
1337
Oil is the most effective natural resource when it comes to keeping despots in power, new research shows.
Economics & Business
Jun 25, 2020
0
4
Glacial cyclicity of the Earth has often been considered on 100,000 year timescales, particularly for the Late Pleistocene (~11,700 to 129,000 years ago) swapping between periods of extensive polar and mountain glacier ice ...
One of the hottest new materials is a class of porous solids known as metal-organic frameworks, or MOFs. These man-made materials were introduced in the 1990s, and researchers around the world are working on ways to use them ...
Materials Science
Aug 5, 2016
0
1866
Complex systems of microscopic tunnels found inside garnet crystals from Thailand are most likely the result of microorganisms making their homes inside these minerals, according to a study published August 8, 2018 in the ...
Earth Sciences
Aug 8, 2018
9
1367
Around 12,000 years ago, something scorched a vast swath of the Atacama Desert in Chile with heat so intense that it turned the sandy soil into widespread slabs of silicate glass. Now, a research team studying the distribution ...
Earth Sciences
Nov 2, 2021
8
1216
New discoveries at a Central Texas archaeological site by a Texas A&M University-led research team prove that people lived in the region far earlier – as much as 2,500 years earlier – than previously believed, ...
Archaeology
Mar 24, 2011
4
1
New findings from NASA's Mars Reconnaissance Orbiter (MRO) provide the strongest evidence yet that liquid water flows intermittently on present-day Mars.
Space Exploration
Sep 28, 2015
34
3710
The name "critical zone" may give off 1980s action thriller vibes, but it's the term scientists use to refer to the area of Earth's land surface responsible for sustaining life. A relatively small portion of the planetary ...
Earth Sciences
Feb 2, 2023
3
231
(PhysOrg.com) -- Until recently, archeologists have thought of Neanderthals, an early relative of humans, as thick, slow thinking and likely uncreative. Now, new evidence dispels part of that image. Archeologists digging ...
