Pop them in the washing machine to see how pollution has affected your city's pH levels. LCD Electronic ‘Skin’ Makes Everything Into a Display An improvement to decades-old LCD technology promises to ...

Not all poisonous gases have a smell or a color. But a tiny grid of pastel- and candy-colored squares that effectively “sniffs” out hazardous chemicals in the air such as chlorosarin — a highly toxic ...

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 ...