The TCL QM7 is still an impressive budget-friendly QLED TV, but the brightness can be a bit overwhelming at night. Here's how to get it to auto-adjust based on your ambient light.

Dusk-to-dawn light bulbs turn on at dusk and turn off when daylight breaks, detecting the change in light using a photocell ...

Metal oxides are abundant in nature and central to technologies such as photocatalysis and photovoltaics. Yet, many suffer ...