A mysterious metal shard, once thought to be a piece of a UFO that crashed in 1947, has sparked years of wild speculation.

An ominous UFO has breached our solar system and is hurtling toward Earth – and researchers suspect the extraordinary object may be an alien spacecraft sent to survey humanity ahead of an invasion, ...

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track ...

The unusual specimen raised eyebrows because it appeared capable of causing levitation. An official investigation has not ...

As the world continues to be left baffled by the comet known as 3I/ATLAS coming to its closest point with earth, one boffin says it is anything but normal — according to new pics ...