As an asteroid mining start-up's latest mission goes awry, Josh Sims looks at how close we really are to extracting rare minerals from the many celestial bodies above us.

This is particularly puzzling, as a vast majority of meteorites can be traced to some well-known parent body—whether that be ...

We should take the Trump administration’s cuts to science funding seriously, writes Arturo Casadevall and Ferric C. Fang, ...