Why aren't there any green mammals? Is eating boogers bad for you? Do dolphins and whales get thirsty? Why can't you tickle yourself? Where do astronauts put th

Why aren't there any green mammals? Is eating bogeys bad for you? Do dolphins and whales get thirsty? Why can't you tickle yourself? Where do astronauts put the

"There's something intriguing to be learned on practically every page... [How to Astronaut] captures the details of an extraordinary job and turns even the mund

We are starting to see the first real progress in space exploration in the private sector, and there are many jobs becoming available in this fascinating new fi