Antimatter is made of waves, and physicists have proven it at the level of a single antimatter particle.
Extraterrestrials, take note: The U.S. Navy plans to set up an official reporting and investigative system that will monitor reports from its pilots about unidentified flying objects.
The Indian Army has spurred an avalanche of jokes and bolstered the occasional true believer with a tweet purporting to show evidence of the elusive Yeti.
Researchers just measured an atom with a half-life of 18 sextillion years — 1 trillion times the age of the universe.
The Big Bang is commonly thought of as the start of it all: About 13.8 billion years ago, the observable universe went boom and expanded into being. But what were things like before the Big Bang?
Researchers have developed a new, unspeakably dangerous, and incredibly slow method of crossing the universe. It involves wormholes linking special black holes that probably don't exist.
Drogon, Viserion and Rhaegal in HBO's "Game of Thrones" can breathe fire. But can any real animal pull off this fiery defense?
No, that's not a real dragon purring in the background of "Game of Thrones"; it's just a giant male tortoise moaning.
Can you add three cubed numbers and get 33? A mathematician just did, and it took only a few quadrillion attempts.