It's safe to say that most of us have seen lightning here on Earth plenty of times – some of us have even been struck by it. But the natural phenomenon is one all but a few select individuals will ...

Why does space look dark if the universe is full of stars? This was the question asked by Heinrich Wilhelm Olbers in 1823. From there came the famous "Olbers Paradox." It tells us that, in a static ...

As plans for missions to Mars accelerate, so do questions about how the human body might cope. A return trip to the red planet would give more than enough time for someone to become pregnant and even ...

Jeff Bezos has already sent people to space in his Blue Origin rockets, now he’s working out a way they could live there. The Amazon founder is dead set on making his ultimate science fiction dreams ...