This galactic collision might be more impactful than you think.
Nuclear weapons are the most powerful and frightening tools ever created by humanity. With over twelve thousand warheads spread across the globe, these devices hold...
Scientists have a threshold for planetary destruction. An object roughly 96 kilometers wide, striking Earth, would wipe out every living thing on the surface. Jupiter...
Unlike Earth, which is securely orbiting the Sun, there are billions of rogue planets drifting through the Milky Way with no star to call home. These worlds were likely...
Over the years, traditional snake charming has evolved into a more dangerous form of entertainment, with some performers taking extreme risks to attract crowds and...
Have you ever wondered what it would be like to explore one of Jupiter’s moons without ever leaving Earth? Or what would happen to your body under a monstrous...
How would you feel if this never ended? Despite all of the masks, tests, and vaccinations, there is no guarantee that COVID-19 will ever disappear. But stick with me on...
We visit a lot of planets here on WHAT IF, but K2-141b is the most extreme one yet. Are you ready to jump on board this one-way space shuttle? If you’d rather stay...
An alarm blares across the ship. People start shouting. Then you hear it, gunfire. This is not a movie, and Captain Jack Sparrow is not coming to help you. Somewhere out...
Birthday balloons falling limply to the ground. Satellites, medical scanners and TVs fading to black. And twinkling stars in the night sky disappearing one by one. All...
Somewhere in the far reaches of space, a giant hunk of rock is hurtling our way, just biding its time before an extinction-level impact with Earth. Before you run into...
Imagine watching your entire world burn to the ground in less time than it takes to make a cup of coffee. That’s what a security camera just recorded in Spain, as...
The world you know no longer exists. Your family, friends, and neighbors are gone. Outside, horrific zombie-like creatures roam the streets. And if you breathe in their...
A tiny domino may look harmless, but it holds a surprising amount of power. A single falling piece can trigger a chain reaction capable of knocking down objects far...
Where did COVID-19 come from? Some think it originated in this Wuhan wet market. While others think it comes from bats. But could it be possible that COVID-19 was made...
The truth is out there. With thousands of sightings, theories and believers, the creature known as Bigfoot has become the stuff of legend. What if this fabled cryptid...
I’m not talking about a gourmet dinner. There’s no wining and dining here. Instead, you’re seeing a wake of vultures tucking into what might be their...
Imagine if the ground beneath your feet could provide nearly limitless energy. Instead of depending on coal, oil, and natural gas, countries could drill deep into...
Could there be an even better planet for us than Earth? Scientists are searching for a superhabitable world that wouldn’t just rival Earth, but be a place where life...
Lake Natron in northern Tanzania is notorious for killing and preserving dead animals. If you died in its waters, its high levels of sodium carbonate would mummify your...
