Scientists have discovered evidence of stone megastructures on the Karst Plateau on the border of Slovenia and Italy that were most likely built before the Late Bronze Age. These enormous structures ...

Humans have long been obsessed with building big, and as the world strives to combat climate change, megastructures may hold the key to a more sustainable future. For centuries, humans have harnessed ...

Excavations in the hills of northeastern Romania have unearthed one of the world’s oldest known megastructures, a massive communal building dating to around 4000 B.C.E. that still holds plenty of ...

There are three ways to look for evidence of alien technological civilisations. One is to look out for deliberate attempts by them to communicate their existence, for example, through radio broadcasts ...