No one can control the weather, but certain clouds can be deliberately triggered to release rain or snow. The process, known ...

In the dog days of summer, popping a tray of water into the freezer to make ice cubes may seem mundane. But at the smallest scales, we still don’t know a lot about how freezing unfolds. Now, the first ...

Meet Ice XXI, a newly identified form of ice that can exist at room temperature (albeit very briefly). Creating it is no ...

Frost can be formed by either deposition or freezing. Depositional frost, which arranges itself in branching patterns, occurs ...

The visual effect is known as a lunar halo or a 22-degree halo, and it's caused by light from the moon hitting millions of ...