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Virginia's new COVIDWISE app is designed to alert users who may have been exposed to the coronavirus. The app relies on Bluetooth to notify people who may be at risk.

The move comes after Uber has spent roughly $925 million in recent years to jump-start its effort to create a viable line of self-driving freight trucks.

Microsoft is officially pulling the plug on perhaps the most-hated web browser that once dominated the competition. Internet Explorer will be put to rest in the summer of 2022.

Author Nicholas Carr is says the Internet is changing the way we think — and not for the better. In his new book, The Shallows, he laments that the Web has returned humans to the "natural state of distractedness" that served us well back when we were cavemen.

Twitter's revenue for the quarter fell short of expectations. The social network cited uncertainty about Elon Musk's acquisition and advertisers worried about the economy.

The authorities in Hong Kong are dead-set on banning a song called "Glory to Hong Kong." The tune emerged as a protest anthem during huge anti-government demonstrations in the city four years ago.

Fancy headsets can cost between $200 and $500. But if you have a smartphone, some extra time and an empty pizza box, you can make your own.

The Hong Kong government wants global streaming platforms to remove a protest song. That legal order could herald the start of mainland China-style internet controls in the region.

Geoff Brumfiel, the physics guy on our science desk, helps us land on the right answer.

Food prices are on the rise. But don't worry, chef Kathy Gunst has a few ways to eat well without breaking the budget.