Salt is an essential nutrient for the human body. But hundreds of millions of years before the first humans, salt minerals once shaped entire landscapes. They even determined where early life on Earth ...

Mount Semeru, located on the border of Lumajang District and Malang District in East Java, erupted on Tuesday morning at ...

The Blue Mountains are not technically mountains, and they’re certainly not blue. But they are one of the most glorious natural areas of Australia — with soaring rocky tors and lush bushland full of ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Until the early 19th century the great 'southern' continent had aroused very little interest – ...

The sheer power of an asteroid impact that gouged a three-mile-long trough in the ground and buckled local rocks has been revealed in a NASA satellite image. Estimated to have been 700–1,300 feet ...