Jetavanaramaya, a colossal fourth-century Sri Lankan stupa, was once among the world’s largest structures — a vast and ancient brick-built engineering marvel born out of religious rivalry that has ...

Add Yahoo as a preferred source to see more of our stories on Google. Hagia Sophia was built as a church over a Roman temple, and was subsequently converted into a mosque and then a museum. Since 2020 ...

CONSTRUCTION has started on the UK’s tallest skyscraper in a £360million project that has a surprising connection to ...

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.

This is not some DVD floating in space. It's a megastructure that might one day become humanity's home. The Earth might not remain habitable forever. It could get engulfed by a massive solar flare, or ...

Istanbul, Turkey (CNN) — Whether you’re a believer or not, visiting Hagia Sophia is a spiritual experience. The architectural genius of this place of worship — which was built as a church in 537CE ...