Scientists have a set a new record in accurate timekeeping, creating an atomic clock that won't lose or gain a second in 15 billion years — a time span greater than the estimated age of the Universe. clock
The seven billionth person on Earth was likely born on Oct. 31, 2011, according to United Nations data. With this milestone, how the planet can sustain such a large population has become an urgent question.
Knitting, croquet, polo... so many other things I could have been doing One of the core concepts in economics is opportunity cost. The price of something is not just the money you pay for it, but also
Popular hypotheses credit a primordial soup, a bolt of lightning, and a colossal stroke of luck. But if a provocative new theory is correct, luck may have little to do with it. Instead, according to the
Polish photographer Dariusz Klimczak constructs surreal landscapes through clever manipulation. Each image in the skilled photo editor’s growing collection is a composite of multiple elements that work
We're warning you now: This new video of Felix Baumgartner's record-setting leap from the edge of space just might make you feel a bit queasy. The supersonic skydiver made history in October 2012 when
It might not feel like it when you're standing in the middle of a crowded Waikiki beach, but the Hawaiian archipelago is actually the most isolated population center on Earth. It is roughly 2,400 miles