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, ...

Frustrated with your Bluetooth? How multipoint works - and why it sometimes won't ...

Bluetooth headphones are a staple of the on-the-go listener, adorning travel bags and commuter setups around the world. But you may have heard speakers or headphones referred to as "wireless" before.

How do headphones, toys, gadgets and other devices talk to each other without any wires? Many of them connect with Bluetooth. It’s a technology that allows different devices to communicate wirelessly.

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...