UNLV geology professor Steve Rowland estimates the footprints are 313 million years old, among the earliest found at the Grand Canyon.

Australian scientists identified the oldest fossilized footprints of a reptile-like animal on a sandstone slab found near Melbourne. Discovered by Professor John Long and colleagues after being ...

WASHINGTON (AP) - Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal, dated to around 350 million years ago. The discovery suggests that after the ...

Scientists have uncovered the earliest footprints left by animals on Earth, dating back more than half a billion years.

This is the first evidence of animal footprints from the time before Cambrian explosion — the evolutionary event that marked a major surge in Earth’s diversity.

The urban legend of Bigfoot looks set to be revived in a major way with these sets of custom-made shoes, which leave behind enormous footprints similar to that of the mysterious sasquatch.

Scientists discover 'oldest footprints on Earth' in southern China dating back 550 million years Experts believe tracks made by mystery animal are earliest ever uncovered ...

This undated photo provided by Grand Canyon National Park shows park employees Klara Widrig, left, and Anne Miller examining a rock that revealed fossilized footprints at the Grand Canyon in ...

Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal, dated to around 350 million years ago.

SCIENTISTS have uncovered the earliest footprints left by animals on Earth, dating back more than half a billion years. The astonishing discovery reveals how creatures with paired legs were seeming… ...

That’s how Steve Rowland, a professor emeritus of geology at the University of Nevada, Las Vegas, interprets fossil footprints that were revealed in a rock fall near a popular Grand Canyon ...