The Bluetooth speakers have up to 20 hours of battery life but the projector itself needs a power source.

In this creative DIY tutorial, learn how to make a speaker at home using simple materials and an OTG cable. Perfect for tech ...

Explore the fascinating world of audio amplifiers with our hands-on experiments that you can easily try at home! This video guides you through the science of amplifying sound, explains essential ...

Extreme heat impacts on child health and well-being due to immature thermoregulation, less sweating and a high surface-to-body mass ratio that make them more vulnerable to heat-related illness. Severe ...