If all you want to do is read, the Kindle Paperwhite is hands-down the best tablet for the job. This e-reader keeps things simple, so don’t expect a colorful screen, stylus support, or access to ...

Feb. 6, 2026 Inspired by the shape-shifting skin of octopuses, Penn State researchers developed a smart hydrogel that can change appearance, texture, and shape on command. The material is programmed ...