Archaeologists uncover a massive Maya monument in Mexico, challenging long-held beliefs about ancient power and early ...

Part of our weekly "In Focus" series—stepping back, looking closer. Every civilization has its rise and fall. But no culture has fallen quite like the Maya Empire, seemingly swallowed by the jungle ...

Abstract: Detecting cracks is a crucial task to ensure the safety of engineering. However, the complexity of the crack background and the highly uneven pixel ratio between the crack and the background ...