An asteroid on a collision course with Earth is inevitable. Astronomer Michael Lund explains how a new telescope under construction in Chile will become a vital tool for detecting objects that could devastate our planet.
It’s happened before: why we need to plan for the next doomsday event that could wipe out much of life on Earth.
Shutterstock/solarseven
NASA says there are ten "potentially hazardous" asteroids close to Earth. Good reason to make sure we have a backup plan should any catastrophic event wipe of much of life on Earth.