Reflections on life, meaning and purpose

The strange reason migrating birds are flocking to cities…

Ana Morales stepped through the shrubbery, scanning the airwaves with a radio receiver. The device had picked up a signal from a transmitter that she and colleagues had previously attached to a Swainson’s thrush, a small brown and white speckled bird native to the Americas. The same signal had popped up on Morales’ handheld receiver […]

Did the dinosaurs die on a pleasant North Dakota spring day?

Spring was in full swing along the Tanis River that day. It curved lazily through forest and wetland on its way to the Western Interior Seaway, a shallow sea several miles away that covered much of what is now North America’s Great Plains. Winter’s chill, when temperatures dipped to just above freezing, was a distant […]