Engineering

Korean technology lays the foundation for air quality improvement

A newly developed technology has made it possible to measure fine particle levels in challenging conditions, breaking Korea's reliance on international technologies for such measurements. This preprocessing technology enables ...

Business

Musk subpoenas Twitter whistleblower in buyout battle

Elon Musk has formally subpoenaed a Twitter whistleblower to share information about spam accounts at the social network, as the billionaire fights in court to back out of a massive buyout deal.

Internet

US regulator queried Twitter on false accounts

Twitter faced scrutiny from US market regulators over how the platform calculates the number of false or spam accounts, a topic at the heart of the firm's legal battle with Elon Musk.

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