A series of bizarre sightings of people popping in and out of New York’s vast, subterranean sewer system in recent days has the whole city wondering what exactly is going on

Thousands of people in New Zealand have attended one of the world’s best-known steampunk festivals

NASA says a fireball as heavy as an elephant caused the double boom that rang out over New England

American midfielder Brenden Aaronson had a good excuse to miss the U.S. World Cup team’s training session Friday

A study details a surprising new way into how pigeons find their way home

New York City residents and visitors are treated to a phenomenon twice a year known as Manhattanhenge, when the setting sun aligns with the Manhattan street grid and sinks below the horizon framed in a canyon of skyscrapers

Bryce Harper's unique toothbrushing technique has sparked a viral sensation