Now playing Next 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. 14/03/2019
Now playing Next 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. 13/03/2019
Now playing Next 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. 13/03/2019
Now playing Next 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. 13/03/2019
Now playing Next 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. 13/03/2019
Now playing Next 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. 13/03/2019
Now playing Next 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. 13/03/2019
Now playing Next 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. 13/03/2019
Now playing Next USA Amazon removes books promoting autism cures and vaccine misinformation The titles suggested pseudoscientific methods such as ingesting and bathing in a potentially toxic form of bleach and taking medication meant to treat arsenic and lead poisoning. 13/03/2019
Now playing Next USA Pi Day: 7 interesting facts about math's most famous number Everything you want to know about 3.1415926535... 12/03/2019
Now playing Next USA A huge sun storm hit Earth in ancient times — and it could happen again Scientists say a large solar event could wreak havoc on power grids. 12/03/2019
Now playing Next USA Skipper? What skipper? How one busy port is developing robot ships Rotterdam is working with tech firms to develop robotic vessels that promise greater safety, reduced traffic and a fix for labor shortages. 12/03/2019
Now playing Next USA Facial recognition's 'dirty little secret': Millions of photos used without consent People's faces are being used without their permission, in order to power technology that could eventually be used to surveil them, legal experts say. 12/03/2019
Now playing Next USA New interactive map shows how light pollution affects your hometown Artificial light has been linked to health problems, and it makes life difficult for astronomers. 11/03/2019
Now playing Next USA Future-cities visionary sees urban areas becoming smarter, more responsive Carlo Ratti says the way we move, communicate and shop will be "radically different from how it is today." 10/03/2019
Now playing Next USA Solar farms in space could be renewable energy's next frontier China wants to put a solar power station in orbit by 2050 and is building a test facility to find the best way to send power to the ground. 09/03/2019
Now playing Next USA Facebook's encryption plan could clash with law enforcement Every six minutes, on average, Facebook gets a request from a U.S. government body looking to get information about gangs, drug trafficking or other suspected crimes. 08/03/2019
Now playing Next USA Elizabeth Warren calls to break up Facebook, Google and Amazon Warren has been a part of a growing group of Democrats who have called for greater regulation and antitrust enforcement of major tech companies. 08/03/2019
Now playing Next USA SpaceX's Crew Dragon capsule returns to Earth after historic test flight The company is one step closer to carrying human passengers aboard its spacecraft. 08/03/2019
Now playing Next USA At an Airbnb? You might be on camera Concern about Airbnb cameras may be out of proportion to their actual use but they starkly symbolize the loss of privacy that many people feel as security technology proliferates. 07/03/2019