Indigenous peoples burned their land for thousands of years to prevent much larger fires. Why it might be an important part of future wildfire prevention.
Fire season has only just begun, and wildfires have already burned a record number of acres. Why they’ve been so bad, and the toll so far.
Volcanologist Kayla Iacovino studies the crystals and gases formed inside of volcanoes to figure out what causes eruptions.
Paleontologists discovered tracks of middle Jurassic carnivorous dinosaurs and a stegosaurus in the area.