Some ancient marine organisms produced mysterious magnetic particles of unusually large size, which can now be found as fossils in marine sediments.
Astrobiology
Oct 20, 2025
1
147
A new study has revealed how phosphorus, a nutrient essential for photosynthesis, surged into ancient oceans and started Earth's first major rise in atmospheric oxygen more than 2 billion years ago.
Astrobiology
Oct 20, 2025
0
57
The Search For Extra Terrestrial Intelligence (SETI) is evolving. We've moved on from the limited thinking of monitoring radio waves to checking for interstellar pushing lasers or even budding Dyson swarms around stars. To ...
Astronomy
Oct 20, 2025
0
109
Is anybody out there? Probably. Most stars have planets; we've discovered more than 6,000 exoplanets thus far, and the most basic statistics point toward the existence of countless potentially habitable worlds in the universe. ...
Astronomy
Oct 20, 2025
0
87
Researchers at Chalmers University of Technology in Sweden and the US space agency NASA have made an unexpected discovery that challenges one of the basic rules of chemistry and provides new knowledge about Saturn's enigmatic ...
Astrobiology
Oct 16, 2025
0
204
Frozen in time, ancient microbes or their remains could be found in Martian ice deposits during future missions to the red planet. By recreating Mars-like conditions in the lab, a team of researchers from NASA Goddard Space ...
Astrobiology
Oct 15, 2025
0
100
The discovery of ancient water in a planet-forming disk reveals that some of the water found in comets—and maybe even Earth—is older than the disk's star itself, offering breakthrough insights into the history of water in ...
Astrobiology
Oct 15, 2025
1
99
Did life really exist on Mars after all? Unfortunately, there is no conclusive evidence for this yet. Nevertheless, it would seem that some form of life was the driving force behind the mysterious Martian dune gullies. Earth ...
Astrobiology
Oct 14, 2025
0
170
Any life on Mars in the past, present, or future would have to contend with challenging conditions including, among others, shock waves from meteorite impacts and soil perchlorates—highly oxidizing salts that destabilize ...
Astrobiology
Oct 14, 2025
0
587
New research has found that amino acids, the building blocks of life, may have traveled to Earth on interstellar dust grains, potentially helping kickstart biology as we know it.
Astrobiology
Oct 13, 2025
0
93
