Is Earth's oxygen running out? Supercomputer predicts when it will happen and what it means for humanity
A University of Bristol simulation predicts the formation of supercontinent Pangaea Ultima within 250 million years, making ...
Eruption watch at Alaska's Mt. Spurr volcano continues, earthquake swarms reported
A swarm of more than 100 shallow earthquakes at Alaska's Mount Spurr that began Sunday night and ran to Monday morning ...