Our Changing Planet is an ambitious natural history series examining the issues facing the earth's most threatened ecosystems ...

Among the first native wildflowers to appear each year, often as early as the spring equinox, pale purple Shooting Stars are ...

As my father and I trudged up a snowy trail in Valles Caldera National Preserve, hoping to get a better view of an elk herd ...

A recent report estimated that vultures are worth $1.8 billion a year to certain ecosystems in southern Africa. Here's why.

By a matter of inches and a split second, four Flagstaff people missed death on Sunday on the Flagstaff-Fort Valley road.

It is impossible to understand how you, a veteran yourself who claims to represent veterans, can stand aside and NOT pass ...