A 4 billion-year-old meteorite from Mars that caused a splash here on Earth decades ago contains no evidence of ancient, primitive Martian life after all, scientists reported Thursday.
Astrobiology
Jan 16, 2022
2
189
A pair of researchers at The Higgs Centre for Theoretical Physics in the U.K. has found evidence suggesting that strong vertical winds in the upper atmosphere could push bacteria higher than 120 km. In their paper published ...
Iron is an essential nutrient that almost all life requires to grow and thrive. Iron's importance goes all the way back to the formation of the planet Earth, where the amount of iron in the Earth's rocky mantle was 'set' ...
Astrobiology
Dec 6, 2021
0
1131
In the strange, dark world of the ocean floor, underwater fissures, called hydrothermal vents, host complex communities of life. These vents belch scorching hot fluids into extremely cold seawater, creating the chemical forces ...
Astrobiology
Nov 23, 2021
5
1379
Scientists warn that without good biosecurity measures, 'alien organisms' on Earth may become a reality stranger than fiction.
Space Exploration
Nov 17, 2021
0
50
A U.S. survey of astronomers puts the search for extraterrestrial life at the top of their to-do list for the next 10 years.
Astrobiology
Nov 4, 2021
0
197
For decades, various physicists have theorized that even the slightest changes in the fundamental laws of nature would make it impossible for life to exist. This idea, also known as the "fine-tuned universe" argument, suggests ...
Astrobiology
Nov 3, 2021
9
25
Astrobiology is a scientific field that studies the origin,evolution, and distribution of life and habitability in the universe. Mars is the most promising planet for the discovery of extraterrestrial life in the solar system; ...
Astrobiology
Oct 29, 2021
0
34
Unusual reaction pathways to hydrocarbon clusters could bring a paradigm shift to the understanding of soot and interstellar chemistry.
Astrobiology
Oct 21, 2021
0
76
Is there intelligent life elsewhere in the universe? It's a question that has been debated for centuries, if not millenia. But it is only recently that we've had an actual chance of finding out, with initiatives such as Seti ...
Astrobiology
Oct 19, 2021
6
234
