The state of Oklahoma has been subject to a sudden surge in earthquakes, with a report linking the rise in wastewater, caused by unconventional gas and...
Geologists have discovered evidence of a vast underground ocean deep beneath the Earth’s surface, in a breakthrough that may change our understanding of the history of...
The London Underground, the world’s oldest system, made its first journey on January 9 1863 and began public operation a day later. Congestion was the prime...