This image shows a secretive subterranean complex that was abandoned several decades ago.
Over 500 million years ago, these huge predatory worms prowled the Cambrian seas.
Scientists have identified more than 50 bodies of water hidden deep beneath Greenland's ice sheet.
For the first time ever, scientists have found an impact crater beneath one of the Earth's continental ice sheets.
A mysterious form of navigation referenced in early Viking literature may have genuinely existed.
Two scientists have succeeded in recording very rare footage of the notoriously elusive Greenland shark.
Marine biologists have identified what could potentially be the world's oldest living vertebrate.
These carnivorous ocean-dwellers are now thought to be the longest-lived vertebrates on the planet.
Scientists have found what is causing billions of gallons of water to drain out within a matter of hours.
Adventurer Alex Bellini will live inside a special survival pod on top of an iceberg in Greenland.
A vast chasm has been discovered beneath an ice sheet in Greenland that rivals the Grand Canyon.