Mony Chesterton, BBC, Homo Sapiens discussed on The Science Hour

The Science Hour


Hello this is mony chesterton and welcome to the science are from the bbc this is the podcast where we offer you the highlights in science health and technology on today's show the a dili home of some of our earliest homo sapiens ancestors will hear about a stony cave overlooking the sea and filled with relics in just a moment there's also a new blood test for detecting eight types of cancer they ju just over thousands of patients with one of the eight different kinds of cancers addressed the should already being diagnosed they showed those across all thousands this test would have detected seventy percent of those cancelled tajol is it as exciting as it sounds or is it still too early to tell and one conservationists accounting turtles not the title number but a number of miles and the number of females and joining me in the studio to champ through all this and more bbc science correspondent jonathan amos who has a story about counting another endangered sea creature wales yes i'll be counting right whales in the south atlantic they'll call right wiles of course because they were the right whale to kill more on that later thinks jonathan but first us and some new evidence the adds to the picture of us and where we came from out of africa is the standard theory for the origin of all species that homo sapiens evolved somewhere in africa sat around for a few thousand or tens of thousands of years until a handful of pioneers headed north across the red sea and then spread via the middleeast across the world not only many sofians but also early species of hominids too but for the last wave of us modern humans i'd understood that the story started around two hundred thousand years ago in ethiopia kenya and that the travels only began eighty thousand so years later they were in no hurry and then today from the middle east and corridor comes evidence that the first travelers had started moving.

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