Global Tech Stories (December 28, 2021)

Here’s what’s going on in the world of technology for this Tuesday.

Explainer: What is Log4j and why does it scare cybersecurity specialists and what does it do?

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A tweet written by thought? No longer the stuff of science fiction as of December 23, 2021. A Stentrode Brain Computer Interface (SBCI) allows the user to write using thoughts.

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A team in Singapore has developed 2D artificial synapses for computing. This could lead to tech and devices that store and access information like the human brain.

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A team from Hefei Institutes of Physical Science of the Chinese Academy of Sciences have created perovskite solar cells that self-heal and have a protective quality against humidity. This makes for more resilient and versatile solar cells, especially in areas of high humidity and rain fall.

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Wearable integrated electronics have taken one step closer to commercial viability thanks to efforts of researchers at Japan’s RIKEN Center for Emergent Matter Science and RIKEN Cluster for Pioneering Research. The secret ingredients are gold and water vapor plasma.

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The Metaverse is attracting the attention of Chinese internet giant Baidu. The company is experimenting with a virtual reality app, XiRang, which can only be accessed in China and might take six years to reach the market.

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