A knock comes at your door in the middle of the night. Your neighbors are gathered outside. Someone points a finger and makes an accusation that will change your life...
13.8 billion years ago, the entire Universe emerged from one single point in space. This theory is known as the Big Bang. And it’s the most widely accepted story of the...
Oh my. Have you done something different with your peepers? Like maybe swapped them out for a pair of freakishly oversized fly eyes? They look functional. How would you...
Sixty-six million years ago, an asteroid as big as Mount Everest was headed on a deadly collision course with Earth. The impact was so devastating that it wiped out the...
Mount Hua, China This hike leads to the South Peak of Huashan, one of the Five Great Mountains of China. Its summit stands at about 2,155 m (7,100 ft), and the infamous...
The last time the world witnessed a total solar eclipse was in 2017, and its presence delighted enthusiastic sky watchers. But what if, instead of a rare phenomena, a...
Mars is usually a safe 225 million kilometers away from Earth, but what if the red planet went off course and headed straight toward us? This nightmare scenario would...
Imagine that the Sun is on the verge of exploding. Or that a planet-killing asteroid is headed our way. Or maybe you just want to take the entire planet on a joy ride...
Forget a doomsday asteroid or melting permafrost. It’s the freezing of Earth’s core that will end the world in today’s episode. Or would it? Because maybe, just...
Welcome to the arena. Tonight’s battle is all about location, location, location. Both of our fighters are extremely territorial. They’re not interested in sharing and...
Coastal cities across the globe are planning how they will keep the sea away as it rises. One solution? Just move the city. How much would it cost? How do you lift a...
Jupiter is the largest planet in the Solar System. It’s 300 times more massive than Earth. But it’s less dense than our home. With no solid surface, this planet is...
Would you ever venture into the ocean if you knew this creature could be lurking beneath you? It’s twice the size of a T. rex, its jaws are big enough to crush...
An unusual visitor has entered our cosmic neighborhood. Scientists call these objects interstellar objects, or ISOs. Unlike asteroids and comets that formed around our...
Located 2,383 light-years from Earth, in the Cygnus constellation, is a potential super-Earth. At least that’s what it’s often referred to as. Kepler 69c is an exoplanet...
What if reaching 150 years old was no longer science fiction? Imagine a world where aging slowed dramatically, cancer became far less common, and your body could repair...
Our Moon quietly shapes life on Earth, from stabilizing our climate to driving ocean tides and lighting the night sky. But what if we swapped it for other moons from...
Eight planets, hundreds of moons, hundreds of thousands of asteroids, and billions of comets orbiting our Sun make up our Solar System. And not once has a single black...
You think you’re watching TikTok, but in reality, it’s watching you. Yeah, those cute, fun little videos come at a high price. Your privacy. But now this app...
A volcano is one of the most unforgiving natural phenomenons on Earth. If you were to fall into its magma-filled center, your body would quickly bubble up, and disappear...
