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The discovery of unusual skeletal remains on the islands of Palau suggests that the so-called 'hobbits' found several years ago in Indonesia may have been dwarf humans, not a separate species.
Paleoanthropologist Ian Tattersall discusses our human origins in Masters of the Planet.
Leakey talks about the origins of Homo sapiens, and their uncertain future.
Genetic analysis of DNA from a single prehistoric finger bone may point to a new branch of the human family tree.
Are the 'hobbit bones' found in an Indonesian cave from a different species, or from modern humans suffering from bone deformations?
Are you a late merger? You might be on to something. Ira speaks with Tom Vanderb...
More computerized features in your car mean more hacking vulnerabilities.
Carmakers are teaming up to develop fuel cell cars. Is the time right for the te...
A new book looks at the people and history behind America’s superhighways.
When you put your car in drive and press the pedal to the metal, how much of wha...
New Jersey's main arteries are two of the most congested roads in the country--we stop in at the state's brand new Traffic Management and Technology Center to see how traffic is managed.