In an enclosure shadowed by tall trees entangled among natural Florida greenery, Olan stood proudly behind metal wiring separating him from Palm Beach Zoo’s onlookers.

India now hosts the world's largest tiger population, despite having the highest human density and just 18% of global tiger habitat, according to a new study. In just over a decade, India has ...

Summary: Humans have vestigial ear muscles that once helped our ancestors focus on sounds. New research shows these muscles still activate when we strain to hear in noisy environments. Scientists used ...

Some people experience fluttering sounds in the ears that come and go, while others may hear a continuous sound. Causes include tinnitus, dysfunction of tissues in the ear, and high blood pressure.