No one is immune from hacks, says former Yahoo CEO

Former Yahoo CEO Marissa Mayer told lawmakers Wednesday that the threat from state-sponsored hackers has changed the playing field so dramatically that even the best-defended companies can fall victim.

Facebook gives Russia-linked ads to Congress

Facebook announced Monday that it is planning more measures to increase transparency in advertising as the company provides Congress with more than 3,000 ads linked to a Russian ad agency.

Watchdog agency: US nuclear dump running out of room

A government watchdog agency says the only underground nuclear waste repository in the United States doesn't have enough space for radioactive debris left over from decades of bomb-making and research, much less tons of surplus ...

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