Professor Nick Eyles examines layers of earth and reveals the geologic journey that has shaped the planet.
Images from the heart of the greatest river basin in the world.
These sophisticated submarines are capable of carrying tonnes of drugs.
From food to weapons these preppers prepare for any situation.
Built with sustainability, efficiency, durability, and security in mind, couples have built safe houses for own defence.
Examining the way a shark approaches a diver may help scientists understand how to avoid shark attacks.
See some incredible action shots from the extreme sport of jousting.