Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com. What is Bluetooth? – Henry, age 13, Somerville, ...

The word "gadget" likely originated as nautical slang in the mid-1800s, when it was used by sailors as a placeholder term for tools or items whose names they couldn't remember. But language is ...

Bluetooth devices are ubiquitous in modern life, connecting everything from our headphones to smart home gadgets. However, the convenience of wireless technology comes with concerns about privacy and ...