Human testicles are much smaller, in proportion, to some of our primate cousins. Evolution can tell us why. But the size of ...

In a stunning revelation, scientists have unearthed shark fossils dating back 325 million years in Mammoth Cave, Kentucky.

For over a century, scientists have been captivated by the mystery of how mammals evolved from sprawling creatures resembling ...

Taking a walk or a little hike out back, down the road, or at park is really good exercise – especially if you do it on a ...

A gay penguin couple have stepped in to hatch and raise a baby chick after it was born at Chester Zoo. Males Scampi and ...

I eye the tree through my spotting scope. Due to the dense foliage, discerning if a raptor nest is in the cottonwood tree is ...

I wrote about a number of unusual bird sightings reported in Yavapai County recently. Since then, there have been two more ...

Adirondack Backcountry Hikers and Hiking the Catskills. Recently, the members of each group have been complaining about black ...

A major London train station has welcomed a feathery new employee to tackle its pigeon problem - a Harris hawk. Oscar the ...

First Amendment: Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the ...

The formerly endangered peregrine falcon produced a bumper crop of at least 23 juveniles this year in the Pittsburgh region.