The sequoia tree slab is an invitation to begin thinking about a vast timescale that includes everything from fossils of armored amoebas to the great Tyrannosaurus rex. NMNH Paleobotanist Scott Wing ...

Deep in the Andean rainforest, the bark from an endangered tree once cured malaria and powered the British Empire. Now, its derivatives are at the centre of a worldwide debate. Where to see the rare ...

The two-time Daytime Emmy winner and Nick Jr. exec said she put a lot of herself into the character Uniqua, whom she called a “ringleader.” By Mike Barnes Senior Editor Janice Burgess, the two-time ...

A major force in children's television has died. Janice Burgess oversaw popular Nick Jr. and Nickelodeon shows such as "Blue's Clues." As NPR culture correspondent Anastasia Tsioulcas reports, she was ...