Ancient human tracks on South Africa's west coast

It's been 27 years since geologist David Roberts identified some of the oldest footprints of our species ever discovered. The trackway of three footprints was found on the surface of a cemented sand dune (called an aeolianite) ...

Behind the scenes with a Los Angeles mountain lion expert

When LA's Griffith Park mountain lion crawls under someone's house, or a brother-and-sister pair become the first mountain lions with tracking collars to cross a freeway since 2009, Seth Riley is at the top of the list of ...

Dinosaur age meets the space age

A slab of sandstone discovered at NASA's Goddard Space Flight Center contains at least 70 mammal and dinosaur tracks from more than 100 million years ago, according to a new paper published Jan. 31 in the journal Scientific ...

Waze traffic app integrated in Google Maps

Google said Tuesday it began integrating into its online maps features from the Waze traffic app it acquired earlier this year in a deal said to be worth some $1 billion.

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