Skip to content

Research

New work in Argentina where scientists had previously thought Earth’s first grasslands emerged 38 million years ago, shows the area at the time covered with tropical forests rich with palms, bamboos and gingers. Grit and volcanic ash in those forests could have caused the evolution of teeth in horse-like animals that scientists mistakenly thought were adaptations in response to emerging grasslands.

The University of Washington astronomy department is readying a traveling planetarium to take to schools for outreach — and collaboration — in Seattle and beyond. It may look like a carnival bouncy house or an inflatable igloo, but the portable planetarium is in fact an innovative tool for teaching and spreading interest in astronomy. The circular fabric dome, made by GoDome, is about 10 feet tall and 20 feet across — big enough to hold a classroom of young astronomers…