Earlier this week we broke down the complexities of mixed-phase precipitation forecasting.Within that we briefly touched on a key component to that complexity w ...

If the cup of cold water is not exposed to air, no condensation will form. The fast-moving molecules of water vapor transfer their energy to the side of the cup which is cooler. This causes the water ...

As water freezes, the attractions the water molecules have for one another overcome their motion and hold them in fixed positions. Water molecules freeze in a hexagonal pattern and the molecules are ...

The abundance of water vapor and other molecules, such as carbon monoxide, suggests that there is sufficient gas to fuel the black hole’s growth for an extended period. However, the ultimate ...

Extreme cold and calm conditions on Sayram Lake in northwestern China turned it into a surreal, frozen wonderland. Take a ...