Welcome to one of the most restrictive countries in the world. Ruled by an enigmatic, tyrannical and violent leader, North Korean citizens and tourists can be threatened...
Today on What If, we’re going to build the highest bridge on planet Earth. Welcome to the Qinghai-Tibet Plateau, the “Roof of the World.”It’s home to the world’s...
Would you like to have breakfast with a bear? How about a playdate with a snake? Or play pool with a chimp? This might shock you. But wild animals should be in the wild...
635 light-years from where you are sitting, way out in outer space, lies a planet. The first planet to be discovered inside the habitable zone of a Sun-like star. Its...
Imagine looking up into the night sky and seeing not one but 79 different moons beaming back at you. What would this new night sky look like? How would this affect the...
What’s shiny, liquid, conducts electricity and is also the surname of a legendary rock star? You guessed it, mercury. This naturally occurring element has a lot of...
What if Jupiter gained just a little bit more mass during its formation period, and then ignited to become a star? How different would our Solar System have turned out...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Stars with a much larger mass than our Sun burn out after just a few million years; in a gigantic explosion known as...
The Amazon is a huge and highly unexplored territory, five times larger than the state of Texas. 10% of Earth’s wildlife we know about inhabits this jungle. And if...
Insects play a crucial role in maintaining ecosystems and supporting life on Earth. While some insects damage crops, cause irritation, or transmit diseases, the vast...
1. The Earth Rotates Every 24 Hours No matter how many times you set it, your watch will always be a little off. That’s because the common belief that our planet...
The tallest man to ever walk the Earth was 2.72 m (8’9″) tall, and he quickly became an international sensation. So can you imagine what life would be like...
Ever wondered what it would be like if Earth suddenly became a true giant of the Solar System? Not just a little bigger, but the size of Jupiter itself. A world...
Children of the night, what music they make. That’s right, we’re talking about the nocturnal flying mammals, bats. Besides being a source of Halloween inspiration, the...
Mars didn’t always look like this. It may have once been covered in oceans. But what if we brought all the Martian water back and transformed the red planet into...
The Strait of Hormuz has been closed for more than a month. So, what if it just NEVER reopens? Most people think they know what that looks like. Higher gas prices. You...
If you could travel back roughly 250 million years, you would not see the Earth you know today. Instead, you would arrive at the very beginning of the dinosaur story...
Say one day you were exploring space looking for a new planet for humans to inhabit, but came across a black hole and decided – why not check it out? Would you...
From a world shaped like a giant donut to a planet with the sharp edges of a perfect cube, changing the shape of Earth would dramatically alter how we live, move...
Militaries around the world are money-eating machines. And they keep getting more expensive. In 2019, the world spent $1.917 trillion on all the different militaries...
