More Videos Online
Ardipithecus: Dating The Fossils
The Ardipithecus team relies on the precise dates provided by the Argon-Argon method of radiometric age determination.
Added: Oct 1, 2009
Views: 433 Views
Runtime: 01:12
Related Videos
-
The Changing LandscapeBerhane Asfaw describes how the present-day hills in the Middle Awash don't look anything like what was there two million years ago, before tectonic earth movements tilted the layers and uplift led to erosion.Ardipithecus (01:42)
-
"Ardi's" Facial CluesOwen points out how the male aggressive display in great apes differs profoundly from that seen in early hominids.
Ardipithecus (01:30)
-
A Biped's VertebraeOwen makes clear how the vertebra in the early hominid spine allowed our early ancestors to walk upright.
Ardipithecus (01:33)
-
Searching for Humanity's StoryPaleoanthropologist Berhane Asfaw loves his work tracking down human origins, even if it's not likely to make him a rich man.
Ardipithecus (01:21)
-
Genetic CautionOwen reminds us not to get too carried away with our genetic similarity with chimpanzees.
Ardipithecus (01:22)
-
Hominid Hunting in the Middle...Yohannes Haile-Selassie tells why Ethiopia's Middle Awash region holds an unparalleled record of human origins.
Ardipithecus (00:55)
-
How Fossils Are MadeUsing the example of a present-day Ethiopian kudu in the Afar region, Tim White explains how skeletal remains can be transformed into fossils.
Ardipithecus (01:26)
-
Fieldwork OrdealsAs Tim White knows all too well, hunting fossils in the remote, trackless Afar region of Ethiopia is a daunting undertaking that pushes any scientific team to the limits.
Ardipithecus (01:48)
-
Anatomy, TechnologyOwen talks about the history of physical anthropology and contrasts anatomical and technological approaches and their results.
Ardipithecus (01:53)
-
Why Study Human EvolutionPaleoanthropologist Yohannes Haile-Selassie explains how his passionate study of human origins comes from the question that all humans ask themselves.
Ardipithecus (01:26)
-
Males Become ProvidersTo explain the origins of bipedality and smaller canines, Owen presents the "male provisioning" theory to account for the early appearance of both adaptations.
Ardipithecus (01:26)
-
Freeing The BonesBack in the lab in Addis Ababa, Tim White demonstrates how "Ardi's" fragile bones must be painstakingly extracted from the hardened sediments that encase them.
Ardipithecus (02:26)
You Might Also Like
-
Ardi's Life ModelersUsing the most advanced motion capture technologies, the team at LifeMod works with Owen Lovejoy to recreate Ardi's movements.
Ardipithecus (03:59)
-
Bringing Ardi to LifePhysiological and anatomical data are combined with modern motion capture technology to create a digital model of a fully-formed Ardipithecus ramidus that moves through an ancient woodland meticulously recreated from intensive fieldwork and analysis.
Ardipithecus (02:06)
-
Discovering Ardi: Bringing...Because so much of Ardi's skeleton was preserved, a natural history artist could bring her bones to life within her lost world. See the results.
Ardipithecus (03:11)
-
Discovering Ardi: How Ardi...Clues from Ardi's pelvis indicate she walked upright on two legs, not on all four like chimpanzees.
Ardipithecus (03:32)
-
Discovering Ardi: Cleaning the...Find out how scientists managed to safely free the fragile fossils from the sediment surrounding them.
Ardipithecus (01:02)
-
Discovering Ardi: Ardi's FeetHuman feet are very different from those of other primates. Ardi's foot had a big toe that could grasp as she climbed in the trees.
Ardipithecus (01:11)
-
Discovering Ardi: Building...Scientists returned to the Ethiopian desert year after year to search for fossilized evidence of the plants and animals that lived with Ardi.
Ardipithecus (03:49)
-
Discovering Ardi: How Old Is...Discover how scientists estimated the age of a skeleton so ancient that its bones no longer contain any material useful for dating.
Ardipithecus (03:39)
-
Lighter Than Air Dessert LIEPenn and Teller tell how they set up the make believe story of flosting dessert - it was actually pretty nasty!
Penn & Teller Tell A Lie (02:29)
-
Butterknife Split A Bullet?Does a regular butter knife have the gumption to split a bullet in half?
Penn & Teller Tell A Lie (02:23)
-
Billies and BikinisBilly's dad Billy Mays Sr. has an invention of his own - the Turn Don't Burn - that needs bikini models to test it out.
PitchMen (02:37)
-
Watch PitchmenWatch the all-new Discovery series Pitchmen with Anthony Sullivan and Billy Mays.
PitchMen (00:30)
Featured Playlist
The MythBusters answer viewer questions and respond to criticism about past episodes. (07:21:00)
Shop Discovery Channel
How The Universe Works DVD
$19.95
$16.99
Last American Cowboy DVD
$19.95
Gold Rush Season 2 DVD
$49.95
$39.99
-
our sites
-
video
mobile
-
shop
-
stay connected
-
corporate
