Curious Kids[1] is a series for children of all ages. If you have a question you’d like an expert to answer, send it to This email address is being protected from spambots. You need JavaScript enabled to view it.[2]. How many types of insects are there in the world? – Sawyer, age 8, Fuquay-Varina, North Carolina Exploring anywhere on Earth, look closely and you’ll find insects. Check your
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When someone sees something that isn’t there, people often refer to the experience as a hallucination. Hallucinations[1] occur when your sensory perception does not correspond to external stimuli.

Technologies that rely on artificial intelligence can have hallucinations, too.

When an algorithmic system generates information that seems plausible...

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cartoon of three people seated at desks in an open space with nine humanoid robots standing around them

When bots – automated agents that perform tasks on behalf of humans – become more active in online communities, it has profound effects on how humans interact with each other on those platforms. Bots designed to help users see more content increase the number of people users connect with but also decrease the interactions between people....

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When I taught research methods to undergraduates, I would start by asking whether anyone in the class had $20. Though harder to come by thanks to digital payment options, inevitably someone would produce a $20 bill. I would then ask whether they knew how the bill came to look the way it does. Students would take guesses – often rooted...

Authors: Staff

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