A team of European astronomers say that about 40 percent of red dwarf stars - the most common type of star in the Milky Way - have at least one planet whose temperatures would allow liquid water on the surface.
Before James Cameron made a solo dive to the Challenger Deep – the deepest point in the ocean – only one mission had been there before. Now, several groups are planning deep-sea dives, and engineering advances could shed new light on the region.
Launched Thursday, Angry Birds Space, the latest installment to the wildly popular Angry Birds video game franchise, is being billed as a tool for educating people about physics. How scientifically accurate is the physics in the game?