Need help setting up your home security system? SimpliSafe is just a call away
By now, it’s crystal clear that a home security system is a literal lifesaver. Depending on your choice, your cameras can catch burglars and even call for emergency help. Despite the many benefits, a few key concerns stop people from buying one.
How Switzerland became a giant bunker
Switzerland has long been known as a neutral country. They stayed out of World War II and the Cold War. But how did they remain protected, especially when Axis powers surrounded them? It turns out they just kept digging.
9 simple ways to protect your home from burglars

You might not have a criminal mind, but think how a crook finds the perfect houses to target. An empty home in a neighborhood where people keep to themselves, no cameras or alarms, and dark or dimly lit structures, right?
Science video: How machines learn
Artificial intelligence seems to be all around us nowadays. AI can help you pick a movie to watch, make companies more money and even write a college essay. But how does AI learn? It’s all about teaching bots to teach other bots.
Why the US stores millions of oil barrels in caves
Seventy miles outside of Houston, there is a giant concrete facility. Deep beneath this facility lies a network of caverns filled with oil. This is part of our Strategic Petroleum Reserve. So, how did this plan come to be and how does it play a role in global economics?
Will we live on Mars someday?
Humans have long looked up in space and thought about how we could live among the stars one day. Right now, life on Mars would require a ton of equipment and shelter to protect us from the harsh environment. But what if we could make Mars more like Earth? How would we even do that? The answer is lasers!
In search of the darkest thing on Earth
What does it mean for something to be the color black? Simply put, it’s when light cannot be reflected by an object. You might be surprised to learn that scientists have been searching for ways to create the blackest black in the world. It turns out super black paints can change the science world.
Why the Ringling Brothers operated a secret spy agency
When you think of the Ringling Brothers, you probably think of trapeze artists, fire breathers and tigers jumping through hoops. Spies probably don’t come to mind. But in fact, there was a time when the company synonymous with the circus ran its own spy agency. The reason they did it is truly shocking.
The strange way airports get their call signs
Every airport has its own specific three-letter code. Phoenix Sky Harbor Airport is PHX, for example, and Denver International Airport is DEN. It turns out that the way these codes are assigned is much more complicated than just abbreviating the city or state. If you fly to Montreal, Canada the call sign is YUL. Why is this and how does the system work?
What would happen if a supernova hit Earth?
Supernovas are the largest explosions in the universe. They happen when a dying star sheds its outer layer in a moment of extreme energy. If they’re so powerful, what would happen if one were to happen close to us? Would we be able to survive?