Space tourism is much closer than you may think. The International Space Station will soon retire from its successful run through low Earth orbit. But humanity’s...
Welcome to one of the most restricted countries in the world. North Korea is often described by analysts and defectors as a tightly controlled state where everyday life...
The Sun generates its energy through a process called nuclear fusion. In its core, hydrogen atoms fuse together under the forces of extreme pressure and heat to form...
For more than a century, one of history’s greatest technological mysteries sat hidden beneath the sea. When historians began studying a strange collection of...
Really slow. So what if evolution had the same mindset, and decided to take its time before getting rid of some prehistoric creatures? What if the giant sloth was still...
Imagine, it comes out of nowhere. A blinding flash, spanning the entire globe. It lasts only a few seconds, but when it’s over, everyone’s memories have been...
The Solar System is far more diverse in size than it appears from Earth. From tiny rocky worlds to massive gas giants, each planet differs dramatically in scale. To...
What if we took everything that sustains life on this planet, and shrunk it down to one small bubble? Earth’s biosphere stretches about 20 km (12 mi). From the...
On average, over 8000 people die each year in the U.S. because they can’t get an organ transplant. What if we could actually rebuild our failing organs? That...
New geological models and updated hazard assessments from the U.S. Geological Survey and leading universities are once again raising concern across the American West...
What if we are not alone? There are so many secrets that making contact with alien life could reveal. The only problem is, we have no way of getting in touch with them...
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...
Are you grossed out by the thought of eating insects? What effect would eating bugs have on your body? And could they become a major part of your diet? Fifteen states in...
Radiation is all around us. If you’ve been on a plane or had an X-ray at the dentist, you’ve been exposed to tiny amounts of radiation. The radiation you’d receive...
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...
Serving and protecting the United States is a big responsibility. But its seven services have things covered, even outer space. Tonight it’s sea versus sky as we...
Is it a meteor shower? Space debris? No, it’s something much, much worse. Our nearest neighbor is a full Moon no more. The Moon exploded and splintered into...
At first glance, it looks almost identical to Earth. Its brilliant deep blue color gives the impression of vast oceans, clear skies, and perhaps even life. But this...
Food is scarce. Money is worthless. Riots are everywhere. The world is in chaos. This isn’t our past. It’s our future. Humans and bees have a bit of a love...
With every rocket we launch into the Earth’s orbit, we’re trapping ourselves on our own planet. Wait, how could sending rockets into space put an end to...
