Business

Federal judge halts Texas app store age verification law

A federal judge on Tuesday blocked a Texas law that would have required age verification and parental consent for minors downloading mobile apps, ruling the measure likely violates free speech protections.

Energy & Green Tech

Anode-free battery can double electric vehicle driving range

Could an electric vehicle travel from Seoul to Busan and back on a single charge? Could drivers stop worrying about battery performance even in winter? A Korean research team has taken a major step toward answering these ...

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