Some animals like birds and frogs are famous for the sounds they make. But have you ever heard a turtle? Most turtles were thought to not make sounds at all — until researchers went deep. Some animals ...

The ocean is a symphony of sounds, from the melodic songs of whales to the low thuds and groans of fish. Yet marine scientists have long assumed that sharks, a group of over 500 species, do not ...

Key Takeaways Modern guitar synth pedals no longer require special pickups and work with standard guitar inputs, making ...

Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...

Here are all the reasons AirTags make noise (plus how to stop it). Image: Cult of Mac/Auguras Pipiras/Unsplash Do AirTags make noise? They don’t look like they make any sound, but yes indeed they do.