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The headquarters of the Centro de Astrobiología in Madrid, Spain.
Spain’s Centro de AstrobiologíaAug. 7, 2018
Stromatolites are one of the oldest ecosystems on Earth. These structures are made by the activities of microbes.
What are Stromatolites?Aug. 6, 2018
Eric Boyd of Montana State University.
Eric Boyd: National Geographic Yellowstone LiveAug. 4, 2018
Pioneer Venus Orbiter ultraviolet observations of cloud structure in Venus' atmosphere. Credit: NASA
Linearized Flux Evolution in Planetary Climate ModelsAug. 3, 2018
Tendrils of dust swept off the west coast of Namibia and spread over the Atlantic in early July 2005.
A Story of Oceanic Oxygenation in the NeoproterozoicAug. 2, 2018
A picture of the tree of life created using microbes on a Petri dish.
Ferredoxin Disulfide Reductase in Archaea and BacteriaJuly 31, 2018
The rippled surface of the first Martian sand dune ever studied up close fills this view of "High Dune" from the Mast Camera (Mastcam) on NASA's Curiosity rover.
Ghost Dune Pits on MarsJuly 30, 2018
This series of images shows simulated views of a darkening Martian sky blotting out the Sun from NASA’s Opportunity rover’s point of view, with the right side simulating Opportunity’s current view in the global dust storm (June 2018).
Forecasting Martian Dust StormsJuly 27, 2018
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.
Mining Data from CuriosityJuly 26, 2018
Laguna Negra in the Chilean Andes is a glacial lake that contains the remains of ancient life and is exposed to ultraviolet light.
How Glacial Biomarkers can Hone the Search for Extraterrestrial LifeJuly 26, 2018
Artist impression of the Mars Express spacecraft probing the southern hemisphere of Mars, superimposed on a radar cross section of the southern polar layered deposits.
Large Reservoir of Liquid Water Found Deep Below the Surface of MarsJuly 25, 2018
An artist’s impression of early Earth, where the first simple proteins may have formed.
Strategies to Discover Life's OriginsJuly 25, 2018
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