Artificial intelligence has been called many things: a job killer, a propaganda tool, a surveillance system, even a future weapon of war.  These are serious concerns, but they are also familiar. We ...

The first-ever detection of gravitational waves was made 10 years ago today (Sept. 14). In celebration, Space.com takes you ...

The dramatic progress in life expectancy observed during the 20th century in wealthy countries may well belong to the past. A recent study reveals that the pace of longevity gains has ...

Historically, Europe marked a definitive break from the Middle Ages during the Renaissance and the Enlightenment. In these periods, history as we know it emerged, dividing human civilization into ...