Researchers found more than a hundred lizards of nearly 60 species that survived losing a limb, with some even seeming to thrive.
Kyle Kunkler fought for a restricted weed killer that can harm plants and wildlife when it drifts to nearby land. He’s now at the E.P.A., which wants to allow its use.
The shower is produced by Halley’s comet’s debris, and could offer strong viewing opportunities because the moon is new this week.
He led a team of scientists who helped confirm that a Big Bang was the source of the universe. The discovery earned him a Nobel Prize.