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Nunes sues Twitter, users for defamation and negligence

Suit filed in Virginia accuses company of "knowingly hosting and monetizing content that is clearly abusive, hateful and defamatory."

USA

Viral nature of New Zealand massacre puts online extremism in spotlight

Do the big platforms have an obligation to remove white supremacist content? Or would that give them even more power over speech and thought?

USA

High-tech check-ins are fast and efficient — but who can access your information?

"A visitor management system is still a computer, and it still has the same vulnerabilities," said the authors of a study that found multiple issues with the new technology.

USA

What are fossil fuels?

Coal, petroleum and natural gas have been the main sources of energy for centuries, but the health of the planet has paid a heavy price.

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USA

Academic in Cambridge Analytica data mining sues Facebook for defamation

Aleksandr Kogan mined the social network for Cambridge Analytica, a data firm that worked on Donald Trump's presidential campaign.

USA

New Zealand shooting leaves online extremism researchers 'hopeless and furious'

Researchers told NBC News that they had raised concerns about online extremism but said their warnings and ideas have been largely ignored.

USA

Aliens might zap black holes with lasers to travel the galaxy

The idea is a futuristic upgrade of a technique NASA has used for decades.

USA

New Zealand shooting video circulates online despite takedowns

The video continues to spread across the internet, illustrating how difficult it is to keep graphically violent images away from the public.

USA

Netflix's secret viewership data isn't so secret anymore

Looming competition, mounting pressure from entertainment industry players and tracking efforts from media measurement companies are pushing Netflix to open up.

USA

One of Mark Zuckerberg's closest advisers is leaving Facebook

Cox has been Facebook's chief product officer since 2014, a job that most recently gave him oversight of all of the company's apps including Facebook and Instagram.

USA

Face-scanning is spreading at airports, and some cry foul

The same technology that promises greater convenience for airline passengers raises privacy concerns.

USA

Toyota's moon rover concept is a high-tech, six-wheeled 'lunar RV'

The proposed vehicle represents a big improvement over NASA's Apollo-era moon buggies.

USA

Astronauts, cosmonaut to fly to the International Space Station

Nick Hague, Christina Koch and Alexey Ovchinin will join three spaceflyers already aboard the ISS.

USA

ACLU calls for U.S. law enforcement to stop sharing license plate data with ICE

More than 1,800 documents showed the federal immigration agency accessed data from more than 80 law enforcement groups, though two that spoke with NBC News denied the allegations.

Spain

Spain halts electric shock experiment on violent prisoners

Spain's Interior Ministry called off the second phase of a scientific experiment on violent inmates that could curb aggression.

USA

Mark Zuckerberg's vision may mean more Facebook in more parts of your life

Consumers shouldn't expect a different Facebook — they should expect more Facebook, analysts said.

USA

Ted Turner name likely stripped from new WarnerMedia company after $85B merger

This latest casualty of the AT&T/Time Warner media merger comes a year after top executives flew to Atlanta to meet in person with Ted Turner and personally assure him that his legacy would be maintained.

USA

Twitter reveals big changes to conversations and new camera features

The changes are meant to make good on the company's promise to promote "healthy conversation" and better compete with Instagram and Snapchat.

United Kingdom

Royal Mint unveils new 50p coin to honour Stephen Hawking's work

The UK's Royal Mint has unveiled a new 50 pence coin with an illustration of a black hole in honour of Stephen Hawking's work.

USA

Twitter CEO Jack Dorsey praises, appears on podcast of anti-vaccine fitness personality

His personal appearance comes as other online platforms have taken steps to remove or limit the reach of vaccine misinformation.