What If You Met a Time Traveler?

If time travel is possible, why haven’t we met a single time traveler yet? And if we did meet one, how would we know they weren’t faking it? What would their...

What If There Were No Wind?

From a bad hair day to a tragic natural disaster, wind can be extremely disruptive. Wind can be a formidable foe. But what if this powerful force just didn’t exist...

What If You Landed on Kepler 22-B?

Six hundred and thirty-five light years away from Earth, there is a world that seems to promise something almost unimaginable: a planet covered in a vast liquid ocean...