UC San Diego researchers showed that RNA polymerase can accurately read a synthetic eight-letter genetic alphabet, doubling life’s natural DNA code and opening the door to engineered biology.
Astronomers just confirmed a giant 10-sided decagon circling Saturn’s south pole, a counterpart to the planet’s famous northern hexagon that nobody saw coming.
Astronomers just captured the clearest image yet of Betelgeuse’s long-suspected companion star, and it turned out heavier and brighter than anyone predicted.
LHS 1140 b, a rocky planet 48 light-years away, just became the first confirmed rocky world in another star’s habitable zone with an atmosphere. Here’s how they found it and why it matters.
