This year, researchers traveled across the country and around the world, producing work that adds to our understanding of life on Earth and informs potential solutions for improving our health and the health of our planet.
On a map, submarine canyons seem identical to land canyons – so much so that researchers surmised they are shaped by the same physical laws. New research reveals distinct differences for the first time.
When significant oxygen entered the atmosphere, ancient life multiplied. But after a few hundred million years, Earth’s oxygen plummeted, resulting in a die-off likely greater than the extinction of the dinosaurs.