A Nevada geology professor says he recently identified fossilized tracks from a reptile along a popular trail in Grand Canyon National Park.

As Taiwanese voters head to the polls to elect city mayors and city and village leaders on Saturday, they will also be voting on 10 referendums that could set the tone for key social issues including marriage equality and changing the country's name for the Olympics.

Taiwan’s pro-independence leader, Tsai Ing-wen, has just over a year to win back public support if she wants to avoid going down in history as the island’s first one-term president.

Taiwanese voters will determine the outcome of 10 referendums Nov. 24 as well as local elections. This will not be the first time this autonomous island has held referendums, although none succeeded in the past.

Dr. Deborah Kuhls talks about her experience as a trauma surgeon treating gunshot victims as the feud between the National Rifle Association and the medical community still rages on, with the latest round coming from physicians who released an editorial saying they disagree with the NRA.

We're surrounded by sounds like cars driving, planes flying, trees blowing in the wind every day.

On Tuesday night, a pedestrian was struck and killed while crossing the street on Flamingo near Burnham.

The lifestyle of Hadza in Tanzania could soon be a thing of the past.