Astronomers have identified the most powerful and distant microwave laser, or maser, ever observed, originating from two colliding galaxies nearly 8 billion light-years from Earth. The signal, ...

When you step outside on a winter morning or pop a mint into your mouth, a tiny molecular sensor in your body springs into ...

Ribosomes, the cell's protein-making factories, consume large amounts of energy as they build the proteins that keep cells alive and functioning. When cells experience stress—such as lack of nutrients ...