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The ribosome grew by accretion of new RNA onto old RNA in a process reminiscent of nested Russian dolls.
Looking Back 3.8 Billion Years Into the Root of the “Tree of Life”Nov. 30, 2015
Moh El-Naggar, a member of the NAI Life Underground team at the University of Southern California has been appointed the first Robert D. Beyer Early Career Chair in Natural Sciences at USC.
NAI Scientist Appointed Early Career ChairNov. 20, 2015
Bands of the late Archean Mt. McRae Shale from the ABDP-9 core. The drill project was supported by the NASA Astrobiology Program and the National Science Foundation.
Free Oxygen in the Late ArcheanNov. 19, 2015
Image for Article 1
The Next Decade of AstrobiologyNov. 12, 2015
Sunset on Saturn’s moon Titan reveals the atmosphere around the moon as seen from the night side with NASA’s Cassini spacecraft.
Aerosol Formation on TitanNov. 12, 2015
Artist’s rendering of a solar storm hitting Mars and stripping ions from the planet's upper atmosphere. Credits: NASA/GSFC
NASA Mission Reveals Speed of Solar Wind Stripping Martian AtmosphereNov. 5, 2015
Illustration of the interior of Saturn's moon Enceladus showing a global liquid water ocean between its rocky core and icy crust. Image Credit: JPL
Cassini Plunged Into Icy Plumes of EnceladusNov. 5, 2015
The study focues on two calibrant series, polyalanine and polymalic acid. Credit: Forsythe et al. 2015
Calibrating a Mass Spec for Studying Chemical EvolutionNov. 5, 2015
Participants of the FameLab Semi-Final Competition at the Rickshaw Stop in San Francisco on November 2, 2015. Photo credit: Ian Chin.
FameLab USA: Semi-Final in San FranciscoNov. 4, 2015
Lunar zircon brought back by astronauts from the Apollo 17 mission. Photo credit: Apollo 17/Nicholas E. Timms.
Dating Meteor Impacts Requires More DataNov. 3, 2015
This self-portrait of NASA's Curiosity Mars rover shows the vehicle at the "Big Sky" site, where its drill collected the mission's fifth taste of Mount Sharp.
Curious about Methane and Organic Molecules on MarsNov. 1, 2015
This unprocessed view of Saturn's moon Enceladus was acquired by NASA's Cassini spacecraft during a close flyby of the icy moon on Oct. 28, 2015. Credits: NASA/JPL-Caltech/Space Science Institute
Early Results From Cassini FlybyOct. 30, 2015
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