The US Air Force's mysterious space plane is on track to break the mission duration record of 674 days.
A mysterious visitor to a library in Ohio has been leaving dozens of empty sauce bottles on the shelves.
North Island's Whanganui River has been granted the same legal rights and privileges as a human being.
New research has suggested that humans may have been responsible for the formation of the Sahara.
The 400,000-year-old fossil cranium has been hailed as the oldest discovery of its kind in the country.
One of the art world's most hotly debated mysteries may have finally been solved after 500 years.
The space agency has been given a set of ambitious new goals which include a manned mission to Mars.
In a peculiar change to their normal behavior, humpback whales have been seen congregating en masse.
Three elusive True's beaked whales have been captured on camera during an expedition to the Azores.
Engineers have fitted CERN's record-breaking particle accelerator with its first major upgrade.
An intriguing optical illusion involving a plate of strawberries has been doing the rounds online.
A new experiment has revealed for the first time just how remarkably innovative bees can actually be.
Scientists have identified a previously unknown species of primordial giant worm with huge snapping jaws.
One of the world's rarest snakes has been sighted again for the first time in more than six decades.
In a remarkable breakthrough, microbes trapped inside cave crystals have been brought back to life.
It is looking increasingly likely that the iconic space telescope will be receiving further upgrades.
An old type of aircraft commonly used during Word War II has been sighted numerous times over Derbyshire.
Plymouth resident Joao Caetano managed to make a recording of the eerie sound on his mobile phone
Volunteers have been struggling to refloat hundreds of whales after two consecutive mass strandings.
The unusual hue of certain tarantulas has been helping scientists develop vibrant new 3D-printed colors.