The Sun has a powerful magnetic field created by the movement of hot, charged gases inside it. The magnetic field lines stretch out from the Sun's interior to the surface and into the solar atmosphere ...

If you've ever been hanging out on a tall hill at night, you've probably seen some lights flashing in the dark sky above. No, it's not a mysterious UFO — the kind there are problems studying – spying ...

It's important to make sure that everything in your car works properly. Knowing whether it is time to change your car's oil, ...