A Black-capped Chickadee, a year-round bird in Milwaukee, perches on a branch at the Schlitz Audubon Nature Center. With the sun shining a little more lately, you may have noticed more birds chirping ...

NEW YORK — Scientists have detected cosmic waves that sound like birds chirping in an unexpected place. These bursts of plasma, called chorus waves, ripple at the same frequency as human hearing. When ...

When most of us hear birds chirping, we may assume it’s just simple background noise. However, a new study from the University of California, Berkeley, suggests that at least one small songbird is ...