The 300,000 year-old tools show that hominins in East Asia made planned foraging trips to lakeshores and designed instruments for specific purposes.

NASA's Perseverance rover on Mars has discovered unusual "float" rocks on the rim of Jezero Crater while searching for signs of ancient microbial life. Scientists are investigating their origin.

Twin orbs of superhot plasma at the Milky Way's center known as the "Fermi bubbles" contain inexplicable clouds of cold hydrogen, new research reveals. They could help scientists figure out…