Could our entire existence and everything we perceive of the world be inside a computer simulation ?
The UN's latest estimates indicate that the Earth's population will grow even faster than expected.
Locals were out in force last week to celebrate the upcoming 50th anniversary of the famous UFO event.
The Marana Police Department in Arizona has released an audio clip which features an unexpected extra.
Discovery's Destination America network will be broadcasting an exorcism live on television this year.
Billionaire Andrew Carnegie actually tried to put a stop to World War I by bribing Kaiser Wilhelm II.
A German scientist has confirmed that NASA's inexplicable new propulsion system actually does work.
A 'yeti' once commissioned by a Victorian shop keeper has sold at auction in Somerset for £1,350.
The man who created 'The X-Files' TV show maintains that his views echo those of Mulder's iconic poster.
An actress and her friends discovered an unexpected extra in a photograph taken during a night out.
Farmers have been turning to 'water witches' to help them find water during the state's driest periods.
Professor Matthew Bailes has advised against attempting to correspond with an extraterrestrial race.
An ambitious new plan could see carbon dioxide being sucked out of the atmosphere and turned in to fuel.
Scientists believe they have identified what causes thin hair-like strands of ice to form on plants.
Scientists have found a genetic link between the indigenous peoples of Australia and South America.
A team from Japan succeeded in fending off robots from 40 other countries at a competition in China.
Scientists believe that linking up two brains could help to treat a range of neurological conditions.
New images from the New Horizons probe have revealed another vast region of mountains on Pluto's surface.
A new $100 million endeavor has been launched to look for signs of intelligent extraterrestrial life.
NASA's solar-powered Juno spacecraft will be arriving in orbit around Jupiter in around 12 months' time.