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The paleontologist Pincelli Hull has nailed down the timing and speed of the extinction that killed off the dinosaurs — details that carry ominous warnings for today.
After successfully predicting laboratory earthquakes, a team of geophysicists has applied a machine learning algorithm to quakes in the Pacific Northwest.
Subatomic particles called muons are thought to have streamed through the atmosphere and irradiated megafauna like the monster shark megalodon.
Dark matter may occasionally interact with minerals in the earth, leaving telltale tracks that physicists hope to decipher.
Planetary geologist Meenakshi Wadhwa uses Martian meteorites to trace the history of our solar system.