Ancient Egypt mystery reignited after death of researcher who claimed pyramids were NOT human-made
Erich Von Daniken shot to fame after claiming ancient humans were handed advanced technology by aliens
Astronomers discover 'mystery object' surrounded by rotating metal cloud
A nearby star became 40 times dimmer over a short timespan - which at first baffled scientists
Ancient Roman mystery uncovered in newly discovered graffiti
Advanced technology has uncovered 79 previously hidden pieces of ancient drawings etched into the walls of Pompeii
