Whether it's your phone, tablet or computer, a hacker with enough gumption and know-how can break in. Your best defense is knowing what to expect and the signs to look for. Here are some surefire ways to know if your system has been hacked, and what you can do to fix or prevent it.

Have you ever dreamt about being able to see through walls? Scientists may have cracked the code to this superpower. So what will this technology be used for? It turns out X-ray vision will be used for much more important things than just trying to see through a wall.

How often do you find yourself sitting across from a loved one, staring at your screen instead of engaging in conversation? Technology helps us stay in touch with friends and family far away, but how does it impact our relationships with the people around us? This photographer’s new series shows how disconnected we really are.

When we want to know what time it is, we can look at our phones and be certain that the time we see is accurate. But obviously, this wasn’t always the case. So how did we get to this point, and who decided how long exactly a second was?

Gold has been many things throughout history. It’s been a status symbol, currency, garnish for food and used in high tech. So with the high value of this element, you might think it must be scarce. Well, it turns out that’s not necessarily true. So if it’s not as rare as we think, why does it cost so much?

Back before GPS, we had to use paper maps or just memory to get around. This all changed when everyone got access to a GPS in our pockets. With over a billion monthly users, Google Maps is the standard when it comes to navigation apps and the story of how it dominated the market is a strange one.

Are you tired of weeding through the videos that seem interesting but end up being a disappointment? Stop wasting hours of your life searching YouTube feeds and follow my channel instead! I'll show the videos you actually want to watch and keep you up to date with the latest technology and news — and, of course, incredibly cute videos!

Robocalls interrupt us constantly, fool us into answering with numbers that look a little too familiar, and scam Americans out of millions of dollars every year. That's exactly why we put together a guide to help. Learn all Kim's best tricks for stopping annoying robocalls, in one place for easy reference.

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