Many experts thinks that human being first arose in Africa and then migrated over the globe. Two archaeologists, Robin Dennell, of the university of Sheffield in England, and Wil Roebroeks, of Leiden University in the Netherlands, are challenging to this belief. They proposing alternative explanation to human origin: Arising in and spreading out of Asia. They says that, the 1.75 million-year-old small-brained early human fossils found in Dmanisi, Georgia, and the 18000 year old "hobbit" fossils (Homo florescences) discovered on the island of Flores in Indonesia. Details are given in the following link for more information.
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