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Voyager 2 entered interstellar space last month, becoming a space “artifact” of our civilization.
Artifacts In SpaceDec. 18, 2018
Evaporation, convection, rainfall and winds can even out heat imbalances in the atmosphere. Here, cumulus clouds carry solar energy away from Earth’s surface over South America.
Modelling Climate Change under Varying Solar InputsDec. 17, 2018
The Center for Chemical Evolution (CCE) is a collaborative program studying the chemical origins of life and is based at the Georgia Institute of Technology in Atlanta.
From the Dawn of Organic Chemistry to AstrobiologyDec. 14, 2018
Artist representation of biopolymers used by life on Earth.
Essential Nature and Origins of BiopolymersDec. 13, 2018
The Moon through the atmosphere of Earth. This astronaut photograph (ISS013-E-54329) was acquired July 20, 2006.
Markers for Atmospheric Nitrogen in Earth's HistoryDec. 12, 2018
This artist's conception shows how families of asteroids are created. Over the history of our solar system, catastrophic collisions between asteroids located in the belt between Mars and Jupiter have formed families of objects on similar orbits around the
Revealing Details about the H Chondrite Parent BodyDec. 11, 2018
Image for Article 1
Evidence for Carbon-Rich Surface on CeresDec. 10, 2018
Video screen capture of long-exposure photo of lightning strikes over water.
Lightning, Oxygen and Life DetectionDec. 10, 2018
This image of Bennu was taken by the OSIRIS-REx spacecraft from a distance of around 50 miles (80 km).
NASA’s Newly Arrived OSIRIS-REx Spacecraft Already Discovers Water on AsteroidDec. 10, 2018
There are more than 25 elements used in biomolecules on Earth, but the most common are carbon, hydrogen, nitrogen, oxygen, phosphorous, and sulfur (CHNOPS).
Sulfur Chemistry of Young Stellar ObjectsDec. 7, 2018
An artist’s impression of early Earth, where the first simple proteins may have formed.
Exposed in a Warm Little PondDec. 6, 2018
Cathodoluminescence image of dolomite marine cements showing well-preserved chemical zonation(left). Photo of Devonian shallow marine carbonates under cathodoluminescence (right).
Oxygenation, Land Plants, and the Ocean-Atmosphere SystemDec. 5, 2018
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