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The earliest footprints showing evidence of modern human foot anatomy and gait have been unearthed in Kenya.
The 1.5-million-year-old footprints display signs of a pronounced arch and short, aligned toes, in contrast to older footprints.
The size and spacing of the Kenyan markings - attributed to Homo erectus - reflect the height, weight, and walking style of modern humans.
The footprints are not the oldest belonging to a member of the human lineage. That title belongs to the 3.7 million-year-old Australopithecus afarensis prints found in Laetoli, Tanzania, in 1978.
Those prints, however, showed comparatively flat feet and a significantly higher angle between the big toe and the other toes, representative of a foot still adapted to grasping.
What they found was two sets of footprints, one five metres deeper than the other, separated by sand, silt, and volcanic ash.
In all our cells we have genes. Genes are made up of DNA, the string-like code of life that determines what we are, from our fingernails to our innate potential for playing the piano. By analysing genes, we can trace the geographic route taken by our ancestors back to an ultimate birthplace in Africa, at the dawn of our species. Further, if we take any two individuals and compare their genes, we will find that they share a more recent ancestor - living, in all probability, outside Africa. What is more, I believe that we can now prove where those ancestors lived and when they left their homelands. This remarkable proof has become fully possible only within the last decade, as a result of pioneering work by a number of people.
Originally posted by ziggystar60
And on a personal note, I find it quite amusing that stupid white racist people have an african ancestor at the root of their family tree. The irony...
Originally posted by tweedledee
reply to post by ziggystar60
stupid white rascist people?????Not that I have a rascist bone in my body,I feel your statement may be just as ignorant as the people you hope to portray.First of all all humans surviving ice ages would have to travel to Africa to get off the ice,farm and hunt.Just because our extremely limited knowledge of pre-history humanity says it seems we all travelled up from Africa.Does not prove at all that the first humans were black.Something else you might consider before making blanket I told you so statements,It seems scientists in Germany have managed to aquire some neandretal dna,having tested it they have found the old man is not our ancestor.something they thought was true enough to teach me in school.Personally I think the theory of outside intervention is more believable than anything our darwin pushing junkies have put forward.It seems that every step forward proves them wrong,the footprints are another perfect example.
Other hominid fossil footprints dating to 3.6 million years ago had been discovered in 1978 by Mary Leakey at Laetoli, Tanzania. These are attributed to the less advanced Australopithecus afarensis, a possible ancestral hominid. The smaller, older Laetoli prints show indications of upright bipedal posture but possess a shallower arch and a more ape-like, divergent big toe.
Originally posted by cognoscente
Maybe I shouldn't have said ridiculous? No one can know for sure, but isn't it kind of odd we have an incredibly long historical record of primitive tool use, but no record whatsoever for agricultural or more advanced technological tool use over the very same time period (except of course for the past 12,000 years)? Maybe those tools break down more easily? If they were using plastics I wouldn't bet on it. Were these other, more advanced humans using energy fields and quantum-invisible tools to survive? I should have said not plausible.
Originally posted by tweedledee
reply to post by ziggystar60[/url]
Something else you might consider before making blanket I told you so statements,It seems scientists in Germany have managed to aquire some neandretal dna,having tested it they have found the old man is not our ancestor.something they thought was true enough to teach me in school.
Originally posted by tweedledee
stupid white rascist people?????Not that I have a rascist bone in my body,I feel your statement may be just as ignorant as the people you hope to portray.