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Ewine van Dishoeck, the Netherlander Who Traced Water’s Origin
The astrochemist and winner of the 2018 Kavli Prize in Astrophysics has wondered about the cosmic origin of water while enjoying Noordwijk beach near her hometown of Leiden.
Scientists Learn the Ropes on Tying Molecular Knots
As chemists tie the most complicated molecular knot yet, biophysicists create a “periodic table” that describes what kinds of knots are possible.
Three Biochemists Win Chemistry Nobel for Directing Evolution
By using the power of evolution to solve practical problems, three researchers opened new avenues to chemical discovery.
What Made the Moon? New Ideas Try to Rescue a Troubled Theory
Textbooks say that the moon was formed after a Mars-size mass smashed the young Earth. But new evidence has cast doubt on that story, leaving researchers to dream up new ways to get a giant rock into orbit.