Household essentials
How green really are eco-friendly washing-up liquids?
We’ve gone behind the scenes to find out how eco-friendly washing-up liquid brands such as Fairy, Ecover and Tesco really are, as well as how well they'll clean your dishes.
Dyson Lightcycle: are light bulbs on the way out?
Dyson's smart lamp is claimed to last for 60 years, and automatically adjusts output for the time of day, your age and for different tasks. Does is spell the beginning of the end for the humble light bulb?
The batteries you need this Christmas
Our latest tests reveal which are the best AA and AAA batteries to buy this Christmas, from powering your kids' toys to fairy lights and remote controls.
Nine amazing things you didn’t know about LED light bulbs
We round up some interesting research findings that show how the right lighting can improve your health and well-being as well as your bank balance
EU halogen light bulb ban: everything you need to know
The final phase of the EU ban on halogen light bulbs comes into effect on 1 September 2018. We explain what it means for lighting your home, from how much it will cost you to where to find the best alternatives.
Best bargain rechargeable batteries
Which? uncovers six new Best Buys in our latest test of AA and AAA rechargeable batteries, but we also found the worst battery we’ve seen in years.
The dirtiest areas of your home revealed
Which? reveals the types of bacteria living on different items in your house, and how to clean most effectively.
Are cheap steam irons any good?
Is an expensive steam iron - a £120- Philips iron, for example - a worthwhile investment? Will it have you storming through your laundry pile, sending creases running for the hills? Or will a cheap steam iron make for quick, easy ironing?
Could this space-age LED bulb light up your life?
The Arc light bulb, designed by Swedish design brand Flyte, is set to go on sale later this year and it has just been sent to space as part of its Kickstarter funding campaign. But is it the ultimate LED light bulb? Our lighting experts give their verdict.
Revealed: the Best Buy dishwasher tablets that could save you nearly £40 a year
Which? dishwasher tablets test reveals two new Best Buys, including one great-value product that could save you almost £40 a year.