NASA has a plan to combat rogue interstellar objects — and even a Planetary Defense Officer. Asteroid hunter, space scientist and writer Carrie Nugent reveals the array of tactics, from the tested to the far-out.
When Danish chef Thorsten Schmidt was asked to create a banquet in space, the endless tangle of restrictions helped him understand what really matters when it comes to food.
Dark, isolated and largely unexplored, caves help astronauts prepare to do extra-terrestrial science
Planetary scientist Alan Stern explains why he believes new close-up pictures of Pluto prove beyond doubt that it should have its planet status reinstated. Also, close-up photographs of Pluto!