If you could, would you live on the Moon? Not as one of the courageous early settlers, but as a citizen of a fully-functioning Moon city. What would they be built out of...
Imagine a dry desert with endless sand dunes transforming into a lush, green tropical paradise before your eyes. This is the ambitious vision of terraforming the Sahara...
This is the Mariana Trench, the deepest place on Earth. It stretches 11km (7 mi) down below sea level. But what if we made it even deeper? Get a giant drill because...
Imagine a time of scientific and mathematical innovation, magic, and fertile land irrigated by the great Nile River. Ancient Egypt was a successful and intelligent...
Reports suggest that by the year 2030, 800 million jobs will be lost to automation. Will yours be one of them? We used to be afraid that robots would rise to power and...
The Earth might not be here forever. A huge solar flare, an asteroid impact, or a local gamma-ray burst – anything could wipe us out for good. If we’re...
What would happen if you took the most energetic light source in the Universe and smashed it into a massive gravitational monster? Well, you might reverse the flow of...
This is the Mullaperiyar Dam. It has been around since well before your grandparents were born. And it could fail at any moment now. What could cause the dam to collapse...
In a matter of days, a nearby volcano will erupt, spewing debris and lava, and decimating your city. You know that fighting fire with fire usually makes things worse...
How many sea animals would face extinction? Could the corals rebuild themselves from scratch? How would this massive die-off affect humanity? Corals are not rocks. They...
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...
There are over one million volcanoes on our ocean floor. And all of them suddenly started spewing out red-hot molten rock. The ocean is filling with lava. And nothing...
Falling into a river in the Amazon is one of those survival situations no one wants to imagine. The water is dark, movement is disorienting, and panic can set in quickly...
Imagine Earth covered in thick sheets of ice. And sea levels so low you could walk to a different continent. This is what our planet would look like during an ice age...
You’ve seen politics and national borders change all the time, but have you ever witnessed a continent literally breaking apart? Well, it’s possible, and...
Some places in the Solar System have some pretty expensive rain falling on their surface. Let’s see if we could bring those home. What would it take for Earth to...
A former KGB agent, Vladimir Putin, likes to project what he considers to be a masculine image. Reports state his obsession with returning Russia to the former glory...
12. THE SUN IS A GIANT BALL OF FIRE Did you know that the Sun isn’t really on fire? No. Our Sun isn’t a raging bonfire in the center of the Solar System...
Life on Mars might be like this. You’d live in giant glass domes, and grow small portions of food inside. And if you happen to go outside, it would be in your big...
Mars has long captured the imagination as humanity’s potential next home. The red planet looks inviting from a distance, but the reality is far from hospitable. Even a...
