The document goes in to more detail about a strange object that was pursued by two fighter jets back in 2004.
Giant troughs running for hundreds of kilometers have been found deep beneath the ice at the South Pole.
A new fossil discovery has revealed that the early supercontinent split more slowly than previously believed.
The launch of two new satellites in to orbit will enable scientists to study the evolution of our planet's climate.
Scientists have warned that huge worms up to 40cm long have been silently invading French gardens.
A recent analysis of Hitler's teeth has confirmed once and for all that he did not fake his own death.
Hot on the heels of 'laurel or yanny' comes another audio clip that seems to say two completely different things.
The origins of a mysterious 800-year-old shipwreck have been determined thanks to a rather helpful label.
NASA's new spacecraft has returned a breathtaking two-second exposure which features over 200,000 stars.
Scientists in France have created a house so small that not even a mite would be able to fit through the door.
A small solar system object with a strange orbit has hinted at the presence of a large, unknown world.
A bizarre new theory proposes that octopus embryos arrived on Earth on a comet millions of years ago.
A recently discovered cache of Assyrian cuneiform tablets has helped to reveal the location of a lost city.
Scientists suspect that someone is still producing a banned chemical that is known to damage the ozone layer.
A simple audio clip of a word being spoken has divided listeners who can't agree on what the word actually is.
Boston Dynamics' humanoid robot Atlas is now able to run and jump outside without being tethered to anything.
The new 'Block 5' Falcon 9 was used to successfully place a Bangladeshi satellite in to orbit yesterday.
A train passenger traveling from Exeter to Bristol claimed to have seen a 'Bigfoot-like creature' in a nearby field.
An asteroid from the earliest days of the solar system has been found four billion kilometers from Earth.
Scientists believe that they have finally determined how the world-famous structure is still standing after so long.