Tom Siegfried
All Stories by Tom Siegfried
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Artificial IntelligenceHere’s why AI like ChatGPT probably won’t reach humanlike understanding
Unlike people, this type of artificial intelligence isn’t good at learning concepts that it can apply to new situations.
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Scientists consider how to visit the closest exoplanet
Even at only a little more than four light-years away, a trip to our closest exo-world could take some tens of thousands of years — unless we’re willing to settle for virtual visits.
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PhysicsEinstein taught us: It’s all ‘relative’
One hundred years ago, a German physicist shared some math he had been working on. In short order, his theory of relativity would revise forever how people viewed the universe.
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PlantsThe man who rocked biology to its core
Two hundred years later, Charles Darwin's ideas still live on.