The concept of time feels so natural that we often forget just how peculiar it is. What actually is time? Figuring it out remains one of the trickiest problems in physics. Time governs our everyday ...

WE ARE BORN; we live; at some point, we die. The notion that our existence is limited by time is fundamental to human experience. We can’t fight it – and truth be told, we don’t know what we are ...

Most things have a beginning and an end, including time itself. What was the spark that made it begin, and what will one day bring it to an end? One of the pleasures of a show like Doctor Who that ...

Time is relatively well-described in current physical theories – it’s just that those descriptions are perplexingly at odds both with each other and with our perception of what time should be.

The code has been copied to your clipboard. The URL has been copied to your clipboard From VOA Learning English, this is Science in the News. I'm June Simms. Our program today is about a mystery as ...