Our dynamic planet has an apparent paradox: the more ice melts from landlocked glaciers, the lower the sea level gets in nearby areas. How does this happen? Through the physics of isostatic rebound, when the surface of the planet acts as an elastic sheet dimpling and rebounding under changing loads.
Here's something you don't see every day: An ultra-HD time-lapse of Earth, as seen in infrared.
This week, a group of geologists report that they've found a lost continent off the coast of Scotland. 55 million years ago, about 10 million years after dinosaurs died out, a chunk of the seafloor erupted from beneath the water. It created a small continent that existed for at least a million years, covered in…