Researchers at the University of Sussex have worked out the amount of nuclear fuel the Sun has left to burn.
The good news is, we’ve got 7.6 billion years to work out what to do when the Sun goes cold and dark.
GLAST is the Gamma-ray Large Area Space Telescope. It currently has a rubbish name. So NASA are running a competition to decide on a new name.
People usually think of Bullfrogs as pretty clumsy animals, but as this video shows they can sometimes be quite graceful.
The wind turbines used for electricity generation are fitted with brakes to stop them from spinning too fast and damaging the components inside.
But what happens if the brakes fail?