One of NASA's key priorities is understanding the potential for life elsewhere in the universe. NASA has not found any credible evidence of extraterrestrial life—but NASA is exploring the solar system and beyond to help ...
Astrobiology
Aug 2, 2024
5
182
Lithium is becoming common in our everyday lives. It is the key ingredient in the batteries of our mobile phones and electric vehicles, but have you ever wondered where it comes from?
Astronomy
Jul 6, 2020
2
588
Barnard's Star is a small red dwarf just six light-years from Earth. Despite its proximity, it was only noticed in 1916 when E. E. Barnard found it had a particularly high proper motion. It had appeared in photographic plates ...
Astronomy
Oct 2, 2023
0
36
An experiment shows that one of the basic units of life—nucleobases—could have originated within giant gas clouds interspersed between the stars.
Astrobiology
Sep 27, 2019
46
241
Recent reports of NASA's James Webb Space Telescope finding signs of life on a distant planet understandably sparked excitement. A new study challenges this finding, but also outlines how the telescope might verify the presence ...
Astrobiology
May 2, 2024
0
76
In 1960, Freeman Dyson proposed how advanced civilizations could create megastructures that enclosed their system, allowing them to harness all of their star's energy and multiplying the habitable space they could occupy. ...
Astrobiology
Sep 26, 2023
4
39
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
Everything around you – your desk, your laptop, your coffee cup – in fact, even you – is made of stardust, the stuff forged in the fiery furnaces of stars that died before our sun was born. Probing the space surrounding ...
Astronomy
Dec 21, 2018
5
455
In 2020, NASA and European-Russian missions will look for evidence of past life on Mars. But while volcanic, igneous rock predominates on the Red Planet, virtually the entire Earth fossil record comes from sedimentary rocks.
Space Exploration
May 17, 2019
3
189
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
