It's that time of year again – and my personal favorite corner of science to look back on – when we recap the many ...

Meet animals that grow for a lifetime, sometimes for centuries, and discover why dinosaurs did not, despite their huge size.

Find out which animals live the longest and what clues this gives us for potentially slowing down human aging.

Quick Take The Rocky Mountain bighorn sheep became Colorado’s state animal in 1961 for its long presence, recovery after ...

Winter is hard, and for wildlife in Colorado, it's even harder. To survive, many species have developed adaptations over ...