Data from a trio of satellites show rapid local changes in Earth's magnetic field. The cause is likely accelerations in the flow of liquid iron near Earth's core.
Earthquake rates have been steadily increasing since March at the Pacific Northwest volcano Mount St. Helens. The cause is probably new magma, rising upward.
These scientists said that, as our warming climate saps the ocean of oxygen, marine life like fish, crabs, squid, and sea stars could be left struggling to breathe.