Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

"We discovered a galaxy which formed 15 billion times the mass of the sun in stars and then stopped forming stars before the ...

Here is how death in space would be handled today: If someone died on a low-Earth-orbit mission – such as aboard the International Space Station – the crew could return the body to Earth in a ...