DAB radios can seem like legacy tech in a world of Bluetooth speakers and phones that can act as wake-up alarms. But the simplicity is why we use a DAB radio every single day, even now. Here’s our ...

Ultraviolet (UV) radiation is a type of light. Sunlight has UV rays, along with other kinds of rays. Some light bulbs give off UV rays, too. UV light bulbs are used in tanning beds and lamps, some ...