Electronics & Semiconductors

Just add water to activate a disposable paper battery

A water-activated disposable paper battery is presented in a proof-of-principle study in Scientific Reports. The authors suggest that it could be used to power a wide range of low-power, single-use disposable electronics—such ...

Internet

Social media offers parents more controls. But do they help?

As concerns about social media's harmful effects on teens continue to rise, platforms from Snapchat to TikTok to Instagram are bolting on new features they say will make their services safer and more age appropriate. But ...