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An RNA molecule that can make copies of a variety of RNAs adds new support to the RNA-world theory.
The absence of supersymmetry particles at the Large Hadron Collider has settled a 16-year-old bet among physicists.
A discrepancy in the measured size of the “deuteron” increases the chance that something is amiss in our understanding of atoms.
Mathematicians have had a hard time finding commonalities in large groups of random shapes — until recently.
To develop new model organisms, scientists will have to find species that are easy to grow in the lab.
When life first emerged roughly 4 billion years ago, DNA may have been a much more malleable molecule.
Scientists are having a difficult time finding a treatment for the Zika virus in part because so few drugs are safe for pregnant women. But one antibiotic has shown promise.
By blasting a stack of minerals with a four-meter-long gun, scientists have found a new clue about the backstory of a very strange rock.
A newly discovered anole on the island of Hispaniola confirms that the buildup of ecological communities can follow predictable patterns.
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