Bright new leaves on trees and spring flowers are arriving in waves across the U.S., and the birds are right behind them with early season migrants on the move over the last few weeks. Nationally ...

Mar. 20, 2025 — Feathers, essential for thermoregulation, flight, and communication in birds, originate from simple appendages known as proto-feathers, which were present in certain dinosaurs.By ...

Whether you’re an early bird or a night owl is partly dependent on your genome, according to a study published this week (January 29) in Nature Communications. Scanning nearly 700,000 human genomes ...