&#39;We started to walk six million years ago&#39;
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WASHINGTON: Based on recent fossil evidences, American scientists have claimed that a chimp-sized hominid walked upright on two legs in Kenya&#39;s Tugen Hills over six million years ago, nearly three million years earlier than currently believed.
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Learning how to live off the sea played a vital role in the expansion of early humans around the globe.
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Beginning about 700,000 years ago, ancient humans were driven off the British Isles seven times by the approach of cold weather, according to new archaeological evidence.
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Â· Ancestors learned to walk in trees, says UK teamÂ· Researchers base claims on watching orang-utans
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If walking upright first set early human ancestors apart from their ape cousins, it may have been their eventual ability to run long distances with a springing step over the African savanna
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Astronomers have estimated the age of our galaxy at about 13,600 million years old.
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No one has ever doubted that, in the beginning, primitive man learned to walk before he could run. But how about it taking three million years for that second part - after the whole walking thing was already down?
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WASHINGTON - A human ancestor the size of a chimp walked upright six million years ago - about three million years earlier than Lucy, the famous bipedal hominid, researchers say.
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Computer analysis of an African fossil indicates that a human-like creature walked upright six million years ago&#151;the earliest evidence of bipedalism found to date.
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The fossil called Little Foot, which had tantalized scientists with its human- and apelike features, is a million years younger than had been thought, a new study says.
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Two skulls originally found in 1967 are shown to be about 196,000 years old, making them the oldest modern human remains known to science.
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The ancestors of humans began walking upright while they were still living in trees, a theory suggests.
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A spine specialist trying to figure out why people so often have bad backs says he has come up with a new theory about when and how early humans evolved the ability to walk upright.
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Two  reptile-like animals living 290 million years ago are the oldest creatures to have  their footprints positively identified after a fortuitous discovery  allowed scientists to match fossils to preserved trackways.
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Museum which tells visitors the Earth is only about 6,000 years old opens in the American midwest.
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Chimpanzees scampering on a treadmill have provided support for the notion that ancient human ancestors began walking on two legs because it used less energy than quadrupedal knuckle-walking, scientists said.
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A new analysis of bones unearthed nearly 40 years ago in Ethiopia has pushed the fossil record of modern humans back to nearly 200,000 years ago &#151; perhaps close to the dawn of the species.