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Aaron L. Gronstal
The Structure and Nonfunction of RNA
Dec 17, 2014
By studying how the structural components of RNA interact, and how the molecule performs the remarkable feat of self-assembling, scientists have uncovered new details about the chemical evolution of RNA.
Dec 10, 2014
A new review provides a resource for understanding the role of microorganisms in Earth's iron cycle.
From Myth to Legend: Orion Test a Success
Dec 5, 2014
NASA's goal of sending human explorers to Mars got a boost today with the first test flight of the new Orion spacecraft.
Orion: Prepare for a Trial by Fire
Dec 3, 2014
NASA's new spacecraft is on the launch pad and ready for takeoff.
Nov 28, 2014
NASA has released an updated version of an old view of Europa. The new image could provide clues about features at the moon's surface and the secrets it hides beneath its icy crust.
Astrobiology Acupuncture: Collecting Data from Non-Planar Surfaces
Nov 27, 2014
A team of chemists has created a robotic instrument that is able to analyze rough, uneven surfaces.
Questions of Continental Crust
Nov 26, 2014
A new review examines questions about the continental crust of Earth that could be relevant to habitability.
Jumping Hurdles in the RNA World
Nov 21, 2014
The formation of RNA from prebiotic reactions may not be as problematic as scientists once thought.
The Known and Unknown of Asteroid Bennu
Nov 19, 2014
NASA has released a new animation that highlights Bennu, the target asteroid of the OSIRIS-REx mission.
A Database of Enzyme Diversity
Nov 14, 2014
Scientists have a constructed a new database of the diversity in an enzyme that is used by microorganisms to metabolize sulfur.
Contact with Philae Reestablished
Nov 13, 2014
Philae is now stationed on the comet and sending back images and scientific data.
Life’s History in Iron
Nov 7, 2014
A new study examines how Earth's oldest iron formations could have been formed before oxygenic photosynthesis played a role in oxidizing iron.
Cubesats for Europa
Nov 5, 2014
NASA has selected 10 universities that will study how CubeSats could enhance the next mission to Europa.
ChemCam Sheds new Light on Yellowknife Bay
Oct 29, 2014
New results from the Curiosity rover support theories that non-acidic water persisted in the Yellowknife Bay region on Mars.
The Abundance of Water in Asteroid Fragments
Oct 24, 2014
A new study provides insights about the abundance of water in fragments of asteroids.
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