The first warm-blooded animals appeared abruptly 233 million years ago, according to clues hidden deep inside their ears. Before now, scientists estimated that warm-bloodedness, or endothermy, ...

Human evolution is often told as a tidy story of adaptation, yet some of our most familiar body parts still defy straightforward explanation. From the jut of the human chin to the curve of the outer ...

HUNTINGTON, W.Va. (WSAZ) - A very small part of your body can have a huge impact on your overall health. Dr. Rebecca Brashears, owner and audiologist with Ascent Audiology & Hearing, stopped by First ...

Echolocating animals, including most species of bat and echolocators such as dolphins, obtain information about their surroundings from the differences between outgoing signals that they emit and the ...