European scientists are testing a new material called HealTech, which activates with heat and flows into cracks. When you purchase through links on our site, we may earn an affiliate commission.

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

Corin Cesaric-Epple is a Flex Editor at CNET. She received her bachelor's degree in journalism from the University of Missouri-Columbia. Before joining CNET, she covered crime at People Magazine and ...