Emerging Tech

This self-healing coating erases scratches and cracks within seconds

[embedded content] When we talk about materials’ ability to endure scratches and scrapes we frequently focus on toughness, referring to a material’s ability to withstand abrasion. That is because most materials are unable to heal themselves once damaged. A new coating for metal, developed by researchers at Northwestern University, breaks the mold — by, well, […]


Huawei MateBook 13

Can you live without a Thunderbolt 3 port? The Huawei MateBook 13 (starts at $ 999; $ 1,299 as tested) has none, unlike most competing ultraportables. Perhaps most pointedly, Apple’s MacBook Air has two—but it also has an inferior keyboard, a weaker Intel Y-series rather than U-series processor, and a $ 400 higher price when […]