Climate and currents shaped Japan's hunter-gatherer cultures

The island prefecture of Hokkaidō, Japan's second-largest island, has a rich cultural history of hunter-gatherers both on land and at sea. Over thousands of years through the Holocene and into the 19th century, the prevalence ...

350-year-old remains found in a Stone Age site in Portugal

An African man who lived just 350 years ago was buried in a prehistoric shell midden in Amoreira in Portugal. This was very surprising because Amoreira and other midden sites in the Muge region are well known by archaeologists ...

Researchers devise sex-cell precursors with staying power

Human primordial germ cells (PGCs) are the early precursors of the eggs (oocytes) and sperm that are necessary to keep humankind alive and reproducing. Medical researchers attempt to study their function and development using ...

Image: Orbital resupply vehicle departs ISS

Astronauts aboard the International Space Station farewelled over 2000 kg of scientific experiments and hardware on Sunday 23 January as a cargo Dragon spacecraft began its return to Earth.

Cracking chimpanzee culture

Chimpanzees don't automatically know what to do when they come across nuts and stones. Researchers at the University of Zurich have now used field experiments to show that chimpanzees thus do not simply invent nut cracking ...

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