THE BEGINNING – 4.5 BILLION YEARS AGO On Mars, this period is known as the Pre-Noachian era. Mars has just formed from dust and gas in the protoplanetary disk...
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...
Drowning is often imagined as a dramatic struggle, with someone waving their arms and calling for help. But the reality is much different. Many drowning victims...
In space, no one can hear you scream. But just because sound can’t travel in the vacuum of space doesn’t mean that the planets and our Sun don’t make noise. What would...
An invasion of the United States by China sounds like the plot of a blockbuster movie. The United States has not experienced a foreign invasion of its mainland in modern...
How about we rip the United States and Mexico apart from each other, geographically speaking? It would open up new trade routes that would make a ton of money for both...
Do you long for an elegant weapon from a more civilized age? Something less clumsy and random. As you hone your sensitivity to the Force, you may wonder. What if...
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...
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...
At first glance, it looks like a prank. A black cow covered in white stripes could easily be mistaken for a zebra from a distance. But this unusual paint job isn’t...
Around 780,000 years ago, north became south and south became north. Earth’s magnetic poles flipped, and the planet carried on without much drama, largely because...
If the Universe is full of stars, why doesn’t it appear white? And if it did, what would that look like? Would all the black holes suddenly become visible? And if...
Most people believe that once a ship sinks to the bottom of the ocean, anyone trapped inside has only minutes to live. But one man survived for nearly three days beneath...
Imagine if we could collect the energy out of thin air. And I mean it quite literally. You know how you were taught that a vacuum is nothing but empty space? That...
On June 10, 1990, British Airways Flight 5390 was preparing for a routine journey from the United Kingdom to Spain after a short delay. On board were Captain Timothy...
It’s the most wonderful time of the year, until you get the bill. With prices skyrocketing for this festive fir, it makes you wonder if it’s worth it. So...
Scientists Ranked the 10 Threats Most Likely to End Humanity, and One Is Closer Than You Think
Scientists put a number on the end of the world, and the numbers are not evenly frightening. Some sit at a fraction of a percent. Others are alarmingly high. Ten...
This rogue star has been traveling the Universe. And now, it’s finally entering our Solar System. But this isn’t just any regular star. It’s known as a...
Have you ever wondered what dinosaurs were afraid of? What creature, in the Cretaceous period, made taking a drink of water a dangerous gamble? I’m talking about...
Alright, I think it’s time for a change-up. Let’s do a little spring cleaning, and redecorate our Solar System. Now, I know you’re a big fan of the Moon, but it’s so...

