Now playing Next 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. 15/03/2019
Now playing Next world news How fish farming is reducing its impact on the environment Aquaculture has the potential to sustainably feed millions but first, its impact on the environment needs to be addressed. 15/03/2019
Now playing Next Business Tesla unveils Model Y as electric vehicle race heats up, price starts at $39,000 Tesla unveils Model Y as electric vehicle race heats up, price starts at $39,000 15/03/2019
Now playing Next 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. 14/03/2019
Now playing Next 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. 14/03/2019
Now playing Next USA Face-scanning is spreading at airports, and some cry foul The same technology that promises greater convenience for airline passengers raises privacy concerns. 14/03/2019
Now playing Next 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. 14/03/2019
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 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 no comment Latin America's first thermosolar plant is being built in Chile In northern Chile, the first thermosolar plant of Latin America is springing up in the middle of the Atacama Desert. 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 Living A sound bathing app, a house of youth and new sleep-boosting ice-cream The wellness-related trends, products and tech that caught our eye this month. 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 world news Scientists broadcast live video from the depths of the Indian Ocean In an historic first, scientists have broadcast live footage showing the exploration of the depths of the Indian Ocean 12/03/2019
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 Germany Germany 'shares US concerns' over using China's Huawei in 5G networks It comes after the US embassy in Berlin said the use of untrusted vendors by allies in their 5G mobile networks could jeopardise future sharing of intelligence. 12/03/2019