The final strings of colour-changing lights have been hung along Ouellette Avenue — and even more illumination is on the way.

We may receive a commission on purchases made from links. Imagine how convenient it would be to enter the shower and your bathroom lights automatically turn on. Or going to bed with the dim warm light ...

Testing Govee’s over-the-top RGB lineup convinced me there might actually be room in my garden for a horse-race light show this summer.

An ink that changes colour when exposed to light, like an octopus does to match its surroundings, could one day be used for automatic camouflage. Most colour-changing inks and materials use chemical ...