Concerns were raised when hundreds of strange black spheres started appearing along a popular Sydney beach.
An Australian researcher believes he knows what happened to the plane and why nobody has found the wreckage.
The animals were found unexpectedly by a woman who happened to be driving past their paddock on Tuesday.
A visitor to one of Australia's most haunted attractions recently got more than she bargained for.
The animal, which looked unusually large for a domestic cat, was seen bounding through a nearby field.
The Australian government released the files to the public following a Freedom of Information Act request.
A high-profile mass UFO sighting in Australia is still no closer to being solved almost six decades later.
Over 45 years ago, pilot Frederick Valentich vanished without a trace after encountering a UFO off the coast of Australia.
Three Australian researchers take a look at how artificial intelligence could tackle the problem of loneliness.
An Australian fisherman has come forward to reveal that he had discovered the wing of a commercial airliner.
Evidence of a large creature in a remote part of Queensland, Australia has sparked some heated debate online.
A relative of today's wombats, the Diprotodon was absolutely massive - standing 1.7 meters tall and weighing 3 tons.
Scientists have determined the whereabouts of a large chunk of Australia that broke off in the distant past.
Scientist Andrew Glikson outlines the case for a 520km-wide crater situated deep beneath modern-day Australia.
The team at Australian National University describe their discovery, how it came about and what it could mean.
Nearly 30 years on, one of Australia's most compelling alien abduction cases is no closer to being solved.
The original inhabitants of Australia have much to teach modern scientists about the nature of this intriguing phenomenon.
The man had been combing the wilds of Victoria, Australia in search of the oft-sought precious metal.
Wildlife officials in Australia have confirmed that this gargantuan cane toad is very much the real deal.
A motion-activated trail camera has picked up what appears to be a small humanoid creature peering out of the darkness.