The curious minds at What If imagine all of Earth’s population living in the same skyscraper, exploring the logistics, social dynamics, and survival challenges of such density.

With so many amazing things happening in the world today, what could possibly go wrong? Well...A giant asteroid is barrelling on a collision course with Earth, and life as we know it is on the brink.

Get all your Fantasy Premier League gameweek 23 tips and team news before Saturday's 11:00 BST deadline and send your ...

More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

The Ukrainian leader says the document now needs to be signed by "presidents", without giving details of its content.

Cosmology and quantum physics both offer tantalizing possibilities that we inhabit just one reality among many. But testing ...