Sulfur hexafluoride, now that’s a mouthful. It sure is! It’s more commonly known as SF6 or deep voice gas because, well, it makes your voice deeper! But...
Humans have been evolving for the past six million years. But something’s gone terribly wrong. And now we are evolving backward. Once this process began, how long...
Some say, “youth is wasted on the young.” So what if it wasn’t? What if you didn’t have to dread aging? Your eyesight failing? Your joints aching...
It’s been 100 Earth years since you settled on Mars. You’ve been through pain, loneliness and a lot of hard work. And now Mars is the new promised land everyone...
The Big One. Those three words make locals along the West Coast of North America shudder with fear. This area is plagued by earthquakes. But hey, at least they are ready...
What if the Moon suddenly began getting closer to Earth? To the point where it was on a collision course with our planet? Would the Earth survive the crash?
[dx_custom_adunit mobile_id=”RTK_v1lP”] Most people have never seen these tiny creatures before, but they may be the most vital organisms on Earth. Say hello...
Rise. and. shine! Get up and seize the day! You can do anything under the sun…when the sun powers everything. Your phone, your home, and all that’s in...
What if there are other universes, just like ours? With an infinite number of Earths? With uncountable versions of you? And what if we don’t have to look too far...
The two biggest planets in our Solar System in one telescope view. And catastrophe is imminent. If Jupiter and Saturn suddenly were on a collision course, which of the...
The Kardashev Scale, first proposed by Russian astronomer Nikolai Kardashev, measures the technological advancement of civilizations by the amount of energy they can...
Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest exoplanets, Proxima Centauri b. What conditions...
Martians might really exist… In the future. But instead of the aliens of sci-fi movies, martians would be humans born and raised on Mars. Why would your skin be...
Watch your head. Some seriously big asteroids are crashing into Earth. What kinds of shapes and sizes do they have? Which ones would have the deadliest impact? And which...
President Trump has some concerns about the upcoming election. He thinks the Democrats will corrupt the voting ballots, and if that appears to cost him the election, he...
The most deadly predator of the sea spent its day conquering and terrorizing every creature in sight. This is the megalodon. It lived millions of years ago, but...
Together, the U.S., Russia, and China control nearly half of the world’s military power, dominate the global economy, and influence the most powerful international...
[dx_custom_adunit mobile_id=”RTK_v1lP”] What if…. you could swim in Titan’s lakes? Saturn’s largest moon, Titan, is unique. It has its own...
This blue, marble-like planet looks just like Earth. But only five seconds on this hostile death-orb would kill you. Welcome to HD 189733b. This planet is enormous. Even...
Mountains. They’re born, they grow, they age and erode. And after a very, very long life, they turn to dust. What if all mountains collapsed at once? What are the...
