One of the most awkward parts of writing a book is that, eventually, authors have to ask people for “blurbs” – the endorsements that you see on the cover of a book, encouraging you to buy it. I am now ...

Scientists spotted a piece of rock following planet Earth earlier this year, but older photos show it's actually been ...

Mars is where that leadership will be proven. And if NASA is serious about sending humans there, and keeping them safe while they’re there, that investment in long-term infrastructure needs to start ...