A winner of this year's Nobel prize in physics is convinced we'll detect alien life in 100 years. Here are 13 reasons why we haven't made contact yet.

Ian Waldie/Getty Images The Milky Way galaxy has billions of planets that could potentially host life. Yet despite scientists' efforts to monitor for and occasionally signal to extraterrestrials, we…

We all know the usual suspects: Craigslist. Monster. Career Builder. Newspapers (half-kidding on that one). Or perhaps you're more of a networking kind of person when looking or hiring for a job:…

In a speech earlier this week, the billionaire philanthropist outlined a vision for a healthy future—by eradicating malnutrition, more resources can be freed up to improve quality of life. Bill Gates…