The question is: is the environmental damage worth it?
This week’s most thought-provoking papers from the Physics arXiv.
Chatbots have never been able to empathize. That looks set to change, thanks to a Chinese team that has built a chatbot capable of conveying specific emotions.
If it can figure out what you’re trying to draw, that is.
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Investors and entrepreneurs are betting that tiny satellites called CubeSats can fuel the growth of new markets for imaging and telecommunications.
Blockchains are being used to trace blood diamonds, verify health records, and secure supply chains.
A member of the Federal Reserve and a researcher say there are a lot of problems to solve before digital currency will ever disrupt the global financial system.
A project from the Bill & Melinda Gates Foundation aims to use distributed ledger technology to help the two billion people worldwide who lack bank accounts.
Some scientists are thinking about what human space travelers will look like in the future. They might be extra-small and radiation-proof.