An invisible force is causing chaos around the globe. Follow scientists racing to understand the catastrophic "rain bombs" that are sinking ships and downing planes. Can they learn to predict these ...

Explore 25 astonishing things you can only see under a microscope. Discover hidden universes in everyday objects, from ...

How far the Milky Way's disk extends has long been difficult to define—it doesn't end sharply, but fades away gradually at ...

Scientists at the University of Melbourne have uncovered for the first time how Australia's iconic Twelve Apostles were ...

These small pellets are often mistaken for hail, but the resemblance is where the similarities end.