NPR's Ailsa Chang talks with biologist Johannes Fritz, who's currently on a journey to teach northern bald ibises how to migrate for winter. The birds species was previously extinct in central Europe.

Could the waterway that the city was built around make a comeback? Darren Orf A view of the soft-bottomed Los Angeles River below the 400-foot-long Taylor Yard Bridge in Elysian Valley. The newest ...

Nature has always been the greatest teacher, offering timeless solutions to complex problems. Across history, scientists, engineers, and designers have looked to the natural world for inspiration—an ...