Scientists have begun the search for extraterrestrial life in the solar system in earnest, but such life may be subtly or profoundly different from Earth life, and methods based on detecting particular molecules as biosignatures ...
Astrobiology
May 13, 2021
0
330
When they reached Mars' surface in 1976, NASA's two Viking landers touched down with a gentle thud. At 7 feet tall, 10 feet long, and weighing around 1,300 pounds, these spacecraft—the first U.S. mission to successfully ...
Space Exploration
Dec 9, 2020
0
10
Astronomer Eamonn Kerins with the University of Manchester has developed an approach to looking for intelligent extraterrestrial beings on other planets that involves using game theory. He has written a paper describing his ...
A radio telescope in outback Western Australia has completed the deepest and broadest search at low frequencies for alien technologies, scanning a patch of sky known to include at least 10 million stars.
Astronomy
Sep 8, 2020
14
1716
What if impact craters, long seen as harbingers of death, turned out to be the cradle of life?
Astrobiology
Sep 2, 2020
1
134
So far, the search for extraterrestrial life has focused on planets at a distance from their star where liquid water is possible on the surface. But within our Solar System, most of the liquid water seems to be outside this ...
Astronomy
Apr 23, 2020
1
739
New research on microbial lifeforms living in nearly barren volcanic landscapes in Iceland may help scientists understand how best to search for life on other planets.
Astrobiology
Jan 16, 2020
0
7
Life is pretty easy to recognise. It moves, it grows, it eats, it excretes, it reproduces. Simple. In biology, researchers often use the acronym "MRSGREN" to describe it. It stands for movement, respiration, sensitivity, ...
Astrobiology
Jan 13, 2020
12
833
Research which suggests that structures previously thought to be fossils may, in fact, be mineral deposits could save future Mars missions valuable time and resources.
Biochemistry
Nov 27, 2019
0
36
Astronomers dedicated to the search for extraterrestrial intelligence (SETI) have announced a new collaboration with scientists working on a NASA telescope.
Astrobiology
Oct 24, 2019
15
986
