President Donald Trump's push for the sale of TikTok to a U.S. company marks a major escalation in his battle to keep data on American citizens out of Chinese hands and a move that, if successful, would be nearly impossible to overturn under U.S. law.

Trump's demand has set off a geopolitical tug-of-war, but it has ample precedent. The ...Read more

SAN JOSE, Calif. -- Federal prosecutors fighting Theranos founder Elizabeth Holmes's request for access to grand jury records invoked the case of a woman accused of throwing a Molotov cocktail at a New York City police van who made a similar but mostly unsuccessful bid.

The woman, Samantha Shader, who has pleaded not guilty to hurling a fire ...Read more

Q: Last year, the Western Digital external hard drive for my Windows 8.1 PC stopped working. I bought another Western Digital external drive, but it wouldn't work, either. I then bought a Seagate external drive and began using it last November. But by late July, I got an error message saying the external drive couldn't be detected, even though I...Read more

Autonomous driving engineer Anthony Levandowski was ordered to spend 18 months prison for stealing trade secrets from Google as he defected to Uber Technologies Inc., in one of the highest-profile criminal cases to hit Silicon Valley.

U.S. District Judge William Alsup in San Francisco imposed the sentence Tuesday after Levandowski pleaded for ...Read more

By going after TikTok, the U.S. is expanding a fight against Beijing using Chinese-style restrictions on tech companies in a move that could potentially have enormous ramifications for the world's biggest economies.

The Trump administration's threat to ban ByteDance Ltd.'s viral teen phenom and other Chinese-owned apps could significantly ...Read more

Apple Inc. has acquired Mobeewave Inc., a startup with technology that could transform iPhones into mobile payment terminals, according to people familiar with the matter.

Mobeewave's technology lets shoppers tap their credit card or smartphone on another phone to process a payment. The system works with an app and doesn't require hardware ...Read more

Seattle-based Porch.com plans to merge with a publicly traded company that has no operations, gaining a listing on Nasdaq and about $200 million in new capital.

The combination with PropTech Acquisition, a blank-check company that went public with such a transaction in mind, is expected to be completed by year-end, the companies said Friday.

...Read more

The Justice Department should investigate whether the popular video apps TikTok and Zoom have violated the constitutional rights of Americans by sharing private information with the Chinese government, two senators wrote in a letter to the agency on Thursday.

The request from Senators Josh Hawley, a Missouri Republican, and Richard Blumenthal, ...Read more

For years, as major tech companies shared regular reports on the diversity of their workforces, Snap Inc. kept that data secret.

Snap Chief Executive Evan Spiegel cited the regular drumbeat of unchanging diversity numbers as a reason to keep his own company's information private earlier this summer. When asked about the practice at an all-...Read more

San Diego start-up Truvian Sciences has received federal emergency approval for a blood test that detects COVID-19 antibodies in as little as 10 minutes.

Called Easy Check, the portable test will be sold by Truvian to health professionals for about $15 and has an accuracy rate in excess of 98 percent, according to the company. The test is ...Read more

TikTok CEO Kevin Mayer on Wednesday defended his company's practices as it faces increasing pressure from the U.S. government, competitors and its creators over the app's ties to China.

The popular streaming app, owned by China-based tech company ByteDance, has been used by many Hollywood celebrities and music artists to promote their songs and...Read more

NASA's newest Mars rover is called Perseverance, and it has already lived up to the name.

Weighing in at just over a ton and loaded with the most sophisticated instruments ever sent to the red planet, the six-wheeled vehicle has already survived a hurdle no previous rover has had to face: a global pandemic.

After overcoming months of ...Read more

Private equity and venture capital investors are increasingly putting dollars to work in portfolio funds that result in a positive impact on women, according to a new report by the Wharton School of the University of Pennsylvania.

Wharton's Project Sage 3.0 report shows Wall Street investors placed $4.8 billion in gender-lens-related funds in ...Read more