Hubble’s high-resolution imagery allowed researchers to hone in on more of the Bullseye galaxy’s rings — and helped confirm ...

Nothing says romance like a Valentine's Day card, especially one from back in the day. These retro cards feature Cupid, love ...

Annette Prince, director of the Chicago Bird Collision Monitors picks up a dead red-breasted merganser at 35th Street Beach ...

Sixty-six million years ago, an asteroid impact triggered the extinction of non-avian dinosaurs. Yet, some early birds, ...

Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near the Yucat n Peninsula of Mexico triggered the extinction of all known non-bird dinosaurs. But for the early ...

Winter poses several challenges for birds. Scarce food supplies and limited water are obvious challenges for nearly all of them. Extremely cold temperatures, strong winds, driving snow and ...

Lawmakers considered the goldfinch. Kids liked the scarlet tanager best. The whole thing took more than three decades.