Footage showing a group of unidentified objects flying in formation over Moscow has appeared online.
A future powered by clean, limitless nuclear fusion energy has taken another step forward this week.
Steve Berry encountered a mysterious set of single-file tracks on a steep mountain slope in Bhutan.
A comprehensive archive of declassified CIA reports from the 1940s and 1950s has been posted online.
A Google-powered artificial intelligence has become the first to beat a human champion at the game Go.
Scientists have played down the idea that a zebra relies on its stripes to help it hide from predators.
The incident, which occurred yesterday morning, is already being referred to as 'India's Roswell'.
Astronomers have identified what is believed to be the largest solar system ever discovered.
Scientists have warned that space debris collisions could have the potential to provoke armed conflict.
Popular fairy stories such as 'Beauty and the Beast' could actually be thousands of years old.
Astronomers in the US believe that there could be a large undiscovered planet in our own solar system.
A computer programme in the US has succeeded in finding the largest prime number ever discovered.
7-year-old Olivia Farnsworth suffers from a rare condition that affects only 100 people worldwide.
The famous 'Wow!' signal picked up in 1977 could turn out to have a rather mundane explanation.
The gargantuan reptile, which measured 37 meters in length, was recently unearthed in Argentina.
A terrifying new species of crocodile known as Machimosaurus rex has been unearthed in the Sahara.
Archaeologists have discovered a well-preserved Bronze Age settlement at a quarry in Cambridgeshire.
Scientists have finally discovered the spot where Apollo 16's S-IVB rocket stage impacted on the moon.
A high-profile mass UFO sighting in Australia is still no closer to being solved after five decades.
The 500-year-old remains of a convicted pirate have been unearthed beneath a school in Edinburgh.