What If the Earth Had No Core?

A blazing ball of fire lies deep underground. It’s Earth’s core. This colossal sphere of molten iron far beneath your feet is what made your life on Earth...

What If Aliens Arrived Tomorrow?

Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets in the Milky Way alone, don’t you...

What If We Find a Cure for Cancer?

After 2,250 medical trials, involving 380,000 patient volunteers, your wishes and your prayers have finally been answered: we found a cure for cancer. What if that were...

What If Planet Nine Exists?

Legend has it that somewhere beyond Neptune and Pluto, there is a ninth planet, with a mass that is five times greater than Earth’s. Planet Nine, also known by its...

What If You Could Stop Time?

If you had a device designed to freeze time for everything but you, life wouldn’t be anything like what you’d expect. You wouldn’t catch up on sleep...

What If We Burn All the Oil?

Scroll down to watch the video.  What could you do to stop a giant fire tornado? Or anchor a floating house? If your answer is “probably nothing,” then...

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...