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SAN FRANCISCO -- The majority of Uber's investors may have wanted its co-founder and chief executive Travis Kalanick out, but some employees of the ride-hailing company are already calling for his return.

In a petition that began circulating within Uber on Wednesday, employees called for Uber's board of directors to reinstate Kalanick, who ...Read more

SAN FRANCISCO -- Travis Kalanick never ran away from a fight. When cities challenged the legality of his ride-hailing service, he ordered drivers to continue picking up passengers. When competitors complained about his tactics, he lowered prices and tried to poach their drivers. He even got into a spat -- caught on video -- with one of his own ...Read more

With $6.5 billion in annual sales and 12,000 employees around the world, Uber Technologies hardly resembles a blank slate.

But that's the pitch -- long-awaited in some of its investors' and employees' eyes -- that Uber can now make with this week's resignation of Chief Executive Travis Kalanick.

Under Kalanick, the 8-year-old San Francisco ...Read more

It's a new era for Uber. Tuesday, the company announced a fundamental shift in policy that grants its independent contractors the thing they've requested most: an in-app tipping feature.

With the change, drivers in Seattle, Minneapolis and Houston can now accept e-tips, should customers opt to leave them, following each ride or delivery.

The ...Read more

Q: Microsoft told me that I need a new hard drive for my Windows 7 laptop. Should I buy a new hard drive or a new computer? I don't want Windows 10.

--Alicia Vidal, West Miami, Fla.

A: Buy a new hard drive. It will cost $40 to $60 plus the labor to install it, which is cheaper than purchasing a new computer. And it would be hard for you to ...Read more

SAN JOSE, Calif. -- After years of driver complaints, Uber on Tuesday said it will roll out a new feature that lets passengers tip their drivers using the ride-hailing app.

The in-app tipping option is now available in Seattle, Minneapolis and Houston, Uber said in an email sent to drivers Tuesday morning and later posted on the company's ...Read more

Q. How important are the surround channel speakers in a 5.1 home theater system? Do they have to match all the other speakers, or is it not critical that they are the same as the front and center speakers? I recently moved and was forced to leave my expensive in-ceiling PSB surround speakers in the house when I left. I had a PSB Image system. ...Read more

Startups with at least one female founder wind up building companies where nearly half the staff are women, a new study finds.

With an average of 48 percent female workers, women-led firms have nearly twice the industry average and outpace some of the nation's largest tech companies in gender diversity including Google (31 percent), Facebook (...Read more

MOFFETT FIELD, Calif. -- What began as a trickle of new planet discoveries from the Kepler Space Telescope a decade ago has turned into a torrent: 2,337 verified sightings, with about 50 in the "goldilocks zone" -- our size, shape and orbit around the warm glow of stars like our own sun, perhaps hosting life.

At a Monday morning news conference...Read more

WASHINGTON -- To any nefarious hackers looking for data that could be used to sway elections or steal Americans' identities, the file compiled by a GOP digital firm called Deep Root Analytics offered all manner of possibilities.

There in one place was detailed personal information about almost every voter in America. It was a collection of some...Read more

WASHINGTON -- A Virginia data firm working for the Republican National Committee left voting records of 198 million Americans exposed on the internet and accessible to anyone, a California cybersecurity firm said Monday.

The data firm not only left exposed the vast national database but also precise and painstaking projections for most voters ...Read more

When Jeff Bezos first launched Amazon.com in 1994, he gave himself a 30 percent chance of success -- slightly better than the 1 in 10 odds for internet startups.

"That's actually a very liberating expectation, expecting to fail," he told Time magazine when it named him Person of the Year in 1999.

By then, sales had ticked past $1 billion, but ...Read more

They have built careers isolating cells, designing integrated circuits and mastering computer languages. Now they are knocking on doors, being interviewed on TV and asking perfect strangers to give them money.

Across the country, scientists -- card-carrying members of an elite that prizes expertise -- are exiting their ivory towers to enter the...Read more

Name: Discover L.A. app.

What it does: The interactive app points travelers to local events and the best places to stay or eat. Build your own "Passport" by "liking" items with the heart icon. The diverse options in the "Do" section include "Find Hidden Bars," "Hardcore Hikes," "Elvis Presley's L.A.," "Sweat with Celebs," "Cocktails with a View...Read more