Over 70 years later, fans are still left scratching their heads. Moreover, many of Aslan’s moral decisions seem arbitrary.

Our understanding of migraine is starting to shift, overturning ideas of what's a symptom and what's a trigger, and which ...

AI will serve humanity only if we endow our creations with moral restraint rather than mathematical optimization.

Time is often treated as constant, but Einstein showed that it isn’t. Speed and gravity both affect how fast time moves, and this has been proven through real experiments and satellite technology.

The way time ticks forward in our universe has long stumped physicists. Now, a new set of tools from entangled atoms to black ...

This puzzle is known as the problem of time, and it remains one of the most persistent obstacles to a unified theory of ...

A new software package detailed by Chinese scientists promises to tell what time it is on the moon, accounting for effects of relativity. When you purchase through links on our site, we may earn an ...

Time feels like the most basic feature of reality. Seconds tick, days pass and everything from planetary motion to human memory seems to unfold along a single, irreversible direction. We are born and ...

On a talus-strewn slope in eastern California’s mountains, a gnarled tree twists toward the sky. It is Methuselah, a Great ...

More than any other time of year it was Cuba-time last week—time to sail into Havana Harbor and remember the Maine, time to watch Corona Corona cigars being made in a factory across the street from ...