Endangered sea turtle populations show signs of recovery Could Trump's tariffs slow emissions? Sure, but at great cost overall Asteroid that won't hit Earth resembles a spinning hockey puck Scientists genetically engineer wolves like the extinct dire wolf A day at Uranus just got 28 seconds longer A NASA spacecraft will make another close pass of the sun Arctic sea ice hits record low for its usual peak growth period Webb Space Telescope captures a star in the making and a galaxy far, far away