A vast amount of rocks and other material are hurtling around our Solar System as asteroids and comets. If one of these came towards us, could we successfully prevent the collision between an asteroid...
If you check in regularly to ScienceAlert, you’ll be familiar with quite a few stunning space images, but a newly published picture has to be one of the best yet: 2 years in the...
Since the emergence of the first humans in Africa over 2 million years ago, the world’s population has ballooned, with only fleeting pauses to the increasing number of people sharing planet Earth. As the...