The Savonoski Crater is a round hole in Alaska's Katmai National Park that has defied scientific explanation ever since it ...

This Indiana rock formation dates back millions of years and offers both history and outdoor adventure, with trails, ...

Several old fossil fuel wells in the north of England were going to be used for fracking. Instead, they may now be a template ...

What is a sinkhole and why did the one in Godstone appear? The i Paper has spoken to a geologist to find out everything you ...