What If We Had Flying Cars?

Imagine an entire network of flying cars zooming around 2,000 meters (6,561 feet) above our congested city streets. Your morning commute would be a lot different up...

What If Uranus Collided With Earth?

It’s been 30 days since Uranus first appeared in the sky. At first, it looked like our Moon had found itself a stellar partner. But then, we understood something...

Life on Earth Without the Moon

From the earliest moments of human imagination, the Moon has always been there. Hanging in the night sky, shaping tides, marking time, and quietly influencing life on...

What If There Were No Religion?

Are you religious? If you are, a huge part of your life is probably shaped by your beliefs and religious community. If you’re not, you might stare with bewilderment at...