They’re an impressive feat of human engineering. Man-made islands have sprung up in places that were once covered in water.

Could a man-made bridge be over 1.7 million years old? Some believe that Adam’s Bridge (also known as Rama’s Bridge or Ram Setu) between India and Sri Lanka is just that — a structure that challenges ...

That video now has 1.2 million views. A rare, but typically man-made event While no one has a definitive answer for this particular event yet, most smoke rings have turned out to be man-made.

The diamond miner announced last year that it would cease selling its own man-made gems, but was unsure what it would do with the Lightbox business that made them. On Thursday, it said it’s ...