Chris Baraniuk
Chris Baraniuk
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Climate change has revealed a huge haul of ancient arrows in Norway

Climate change has revealed a huge haul of ancient arrows in Norway

×An extraordinary number of dating from the Stone Age to the medieval period have melted out of a single ice patch in Norway in recent years because of climate change.Researchers from the Universities of Cambridge, Oslo and Bergen gathered up a total of 68 , some with arrow heads still attached or nearby, and many other artefacts. Almost all of the items were found on an area of mountainside no bigger than 18 hectares in Jotunheimen, a region of southern Norway.The oldest arrows date from around 4100 BC while the youngest are from roughly AD 1300, based on radiocarbon analysis. However, the...

Dec 1
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How to Give A.I. a Pinch of Consciousness | by Chris Baraniuk | Sep, 2020 | OneZero

How to Give A.I. a Pinch of Consciousness | by Chris Baraniuk | Sep, 2020 | OneZero

1998, an engineer in Sony’s computer science lab in Japan filmed a lost-looking . The robot was tasked with two objectives: avoid obstacles and find objects in the pen. It was able to do so because of its ability to learn the contours of the enclosure and the locations of the sought-after objects.But whenever the robot encountered an obsacle it didn’t expect, something interesting happened: Its cognitive processes momentarily became chaotic. The robot was grappling with new, unexpected data that didn’t match its predictions about the enclosure. The researchers who set up the experiment the...

September 11, 2020
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