NASA's Parker Solar Probe recently captured images of Venus unlike any seen before.
An incredible 'megaflash' of lightning recently streaked for hundreds of miles across the United States.
Researchers have come across a detailed account of a ball lighting sighting that occurred almost 1,000 years ago.
The streets of Chongzuo City were filled with large flightless birds at the weekend after 80 ostriches escaped from a local farm.
Scientists have highlighted the key role that iron has played in the evolution of life on Earth.
A pilot flying over the Pacific has captured footage of several sets of lights moving in formation through the clouds.
A chance photograph taken by a random attendee at a rave many years ago shows something profoundly unusual.
A woman who had been traveling with her partner along the M6 recently photographed something unusual in the sky.
Evidence of a planet has been found in a distant galaxy 28 million light years away.
A cargo plane reportedly encountered a mysterious object during a routine flight over Mexico last year.
Jeff Bezos' spaceflight company has revealed its intentions to build a 'business park' in space.
The veteran actor, 90, was one of four passengers to reach the edge of space during today's Blue Origin flight.
For years, there have been reports of eerie, mysterious sounds being produced by the aurora borealis.
A recent Gallup poll has highlighted an upward trend in the number of people who believe that UFOs are alien.
A Canary Wharf resident was left baffled after she captured footage of a flashing light under the water.
The unexpected discovery succeeds in proving Einstein's theory of general relativity right once again.
Following the two billionaires' historic flights, the FAA has decided to tighten the definition of the term 'astronaut'.
Dozens of people died in northern India at the weekend by a spate of lightning strikes that hammered the region.
The plucky little drone, which arrived on Mars with the Perseverance rover, has exceeded all expectations.
The two private space firms are gearing up for their first commercial flights, but who will get there first ?