But I’ve had one problem with my favorite E Ink tablet: It has no backlight. The reMarkable Paper Pro tablet is reMarkable’s latest device launch, and after years of using the reMarkable 2 ...

One million trees worldwide are cut down each year to make toilet paper. Is it more sustainable to grow your own? In Meru, a town in eastern Kenya, a lush, leafy plant sways over the landscape.

It’s an unusual aesthetic, but it works: Spray-on tattoos that dot the head can collect brain activity without the consternation caused by typical tests. The electronic tattoos, described ...