Scientists have recreated the reaction by which carbon isotopes made their way into different organic compounds, challenging the notion that organic compounds, such as amino acids, were formed by isotopically enriched substrates. ...
Astrobiology
Apr 29, 2021
0
27
Crew members who took part in the Mars500 experiment showed significant changes in their gut microbiota from their 520 days in confinement, according to a new study by scientists at Université de Montreal and McGill University.
Space Exploration
Apr 23, 2021
2
46
As NASA's Perseverance rover begins its search for ancient life on the surface of Mars, a new study suggests that the Martian subsurface might be a good place to look for possible present-day life on the Red Planet.
Astrobiology
Apr 22, 2021
12
901
Almost half a century ago the creators of Star Wars imagined a life-sustaining planet, Tatooine, orbiting a pair of stars. Now, 44 years later, scientists have found new evidence that that five known systems with multiple ...
Astronomy
Apr 15, 2021
1
2139
The search for life on other planets has received a major boost after scientists revealed the spectral signatures of almost 1000 atmospheric molecules that may be involved in the production or consumption of phosphine, a ...
Astrobiology
Apr 9, 2021
1
3105
Long before NASA's Perseverance rover touched down on the Red Planet on Feb. 18, one of its highest-level mission goals was already established: to seek out signs of ancient life on the Martian surface. In fact, the techniques ...
Space Exploration
Apr 7, 2021
2
75
In a comment published today in Nature Astronomy, Dr. Nathalie Cabrol, Director of the Carl Sagan Center for Research at the SETI Institute, challenges assumptions about the possibility of modern life on Mars held by many ...
Astrobiology
Mar 16, 2021
1
131
One of the most profound discoveries in planetary science over the past 25 years is that worlds with oceans beneath layers of rock and ice are common in our solar system. Such worlds include the icy satellites of the giant ...
Astrobiology
Mar 16, 2021
9
1428
Looking at the night sky, one's thoughts might be drawn to astrochemistry. What molecules are found in the vast spaces between the stars? Would we see the same molecules that surround us here on Earth? Or would some of them ...
Astronomy
Mar 11, 2021
0
36
A researcher at the Instituto de Astrofísica de Canarias (IAC) is the lead author of a study with proposals for 'technosignatures'—evidence for the use of technology or industrial activity in other parts of the Universe—for ...
Space Exploration
Mar 10, 2021
4
451
