Asteroids can be big grumpy things that decide that they are going to make life on Earth, just like the dinosaurs, extinct. They are flying around all over the place entering our solar system on their trajectories, and either crashing or being caught by another object in our system, or just peacefully cruising straight through [...]

Can a rocket reach the nearest star? Ion drives, solar sails and railguns are discussed. Could it be possible to use quantum mechanics to bend space and seem like your travelling faster than light? It got me dreaming although the reality of space kicks in at the end. Would you mind if a project was [...]