With the onset of spring come thunderstorms, and sometimes tornadoes. Learn how these systems form and why night tornadoes are especially deadly.
Volatile, unstable air means that it is very tricky to work out exactly where each thunderstorm will be.
Why is thunder so loud? It's because the amount of electrical energy that flows from the cloud to the ground is so enormous.
An atmospheric scientist explains why water can do some strange-looking things at very cold temperatures, and what's different about snowfalls on Mars.
There are many reasons to be careful when there's a big storm. But there are also ways you can protect yourself to avoid lightning.
The future climate that scientists predict for the middle of the United States is one that will foster more hail events with bigger hailstones.
When you see a bolt of lightning, do you immediately start counting to see how far off a storm is? An atmospheric scientist parses the practice.
New "dual-pol" weather radars promise to spot large hailstones forming inside thunderstorms, giving people a heads-up when it's about to hail.