How can you become an astronaut?

Many women and men have realized their dreams of flying in space. They all began by submitting an application to become an astronaut. Here's how.

What is malware? The basics

Malware is short for 'malicious software,' and includes viruses and spyware that get installed on your computer without your consent.

What is phishing? The basics

When internet fraudsters impersonate a business to trick you into giving out your personal information, it's called phishing. Phishing: The bottom line Don't reply to email, text, or pop-up messages that as...

How do 3D printers work?

Not long ago, the idea of printing three-dimensional objects at home might have sounded like a thing out of The Jetsons. So how do 3D printers work, anyway?