In the Sept. 2 SN: Cassini’s curtain call, next-gen birth control, gene editing in human embryos, neutrinos caught hitting nuclei, Canaanite DNA, pollination foiled by light pollution, a map of dark matter, an ancient sea worm and more.
In the 13
years since the first discovery of a planet orbiting a sunlike star outside our
solar system, astronomers have found about 300 such “extrasolar” planets, but
still have no pictures of any of them.