What If Humans Were Immortal?

Imagine the possibilities that would come with living forever! You could spend more time with loved ones, master a variety of careers, and travel the entire world! If...

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 the Multiverse Was Real?

Imagine a world of endless possibilities. A world where every decision you make splits reality in half. And then the next decision splits it into another half. And then...

What If the Gulf Stream Stopped?

Our planet has seen this before. Its ice has already melted. Water levels have risen. Ocean currents have already stopped. The last time this happened was 13,000 years...

What If You Cut the Moon in Half?

What causes moonquakes? What would happen if half of our Moon drifted away? Has the Moon already split in half? As friendly neighbors in the sky, the Moon and Earth have...