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Competition Open for the NASA/Library of Congress Chair in AstrobiologyAug. 22, 2018
Scalding hot water from an underground thermal spring creates an iron-rich environment similar to what existed on Earth 2.5 billion years ago.
Draft Genome Sequences from a Sulfidic Hot SpringAug. 22, 2018
One of the most comprehensive portraits yet of the Universe’s evolutionary history, from observations by space and ground-based telescopes. Each of the approximately 15,000 specks and spirals are galaxies, widely distributed in time and space.
15,000 Galaxies in One ImageAug. 21, 2018
A sample of the Murchison meteorite, which fell in Australia in 1969 and which contains various organic molecules that may hint at the origin of life.
Chiral Molecules may have Hitched Rides to PlanetsAug. 20, 2018
Photograph of the main mass of NWA 11119 that was found in Mauritania in December 2016. The rock has a light-green fusion crust, and the broken interior shows light-green and gray-colored crystals.
Volcanism and Crustal Formation on Planetesimals in the Early Solar SystemAug. 20, 2018
Atacama Desert, site of the 2015 PSTAR project ARADS: Atacama Rover Astrobiology Drilling Studies.
Announcement: PSTAR Not Solicited this YearAug. 16, 2018
Artist impression of the K2 Mission.
Small Planets around a Bright Young Field StarAug. 16, 2018
The American Association for the Advancement of Science.
ScienceCareers: Resources from AAASAug. 15, 2018
The researchers examined the biological processes of E.coli, a common bacteria.
The Diversification of Bacteria through TimeAug. 15, 2018
Artist’s illustration of two Earth-sized planets, TRAPPIST-1b and TRAPPIST-1c, passing in front of their parent red dwarf star, which is smaller and cooler than our sun. NASA’s Hubble Space Telescope looked for signs of atmospheres around these planets.
Understanding the Architecture of TRAPPIST-1Aug. 14, 2018
Has NASA’s Curiosity rover taken dormant microbes to Mars?
Putting the Ethics into Planetary ProtectionAug. 13, 2018
This artist's animation shows a sped-up view of the EPOXI mission spacecraft during its Nov. 4, 2010 flyby of comet Hartley 2. The fluffy shell around the comet, called a coma, is made up of gas and dust that blew off the comet's core, or nucleus.
The Hyperactivity and Dust Composition of the Comet Hartley 2Aug. 13, 2018
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