Now playing Next USA What is red tide? The algae blooms are colorful, but the toxins they produce can harm sea life, birds and people. 13/07/2019
Now playing Next Living John Sabraw - the magician turning pollution into art Find out how this artist is creating paint pigment from polluted streams. 13/07/2019
Now playing Next USA For bitcoin proponents, Trump's critiques offer validation The president's comments come amid a strong run for bitcoin and the cryptocurrency industry that has included rising prices. 12/07/2019
Now playing Next USA Facebook to pay $5 billion to settle FTC privacy investigation The vote puts Facebook and the FTC on the cusp of a record-setting agreement, with a financial penalty that's bigger than anything the FTC has collected previously. 12/07/2019
Now playing Next USA Call to raid Area 51 military zone draws hordes of alien hunters Presumably tongue-in-cheek Facebook post calls on people to "storm" the restricted area, which has captivated generations of conspiracy theorists. 12/07/2019
Now playing Next USA U.S. tech on guard against China as scrutiny increases on security, human rights Experts say that the cooling trade tensions with China mask a deeper change in how tech companies now approach doing business with companies like Huawei. 12/07/2019
Now playing Next USA Tragic bridge collapse spurs creation of new space-based inspection method New technique uses satellite photos to spot worrisome shifts in a bridge's structure — as tiny as the thickness of a dime. 12/07/2019
Now playing Next USA Want to be YouTube famous? Time to make a TikTok. "It's much easier on TikTok to get known and get your name out there than on YouTube," Isaiah Perysian, 17, who has 1.2 million followers on TikTok, said. 11/07/2019
Now playing Next USA Conspiracy theorists, far-right agitators head to White House President Donald Trump is scheduled to host several internet personalities at an event that disinformation researchers say legitimizes people who traffic in trolling and harassment. 11/07/2019
Now playing Next USA Attorney who oversaw porn film fraud scheme sentenced to five years John Steele, 48, who had pled guilty to a litany of charges more two years ago, was also ordered to pay restitution of more than $1.5 million. 10/07/2019
Now playing Next USA Mission to rare metal asteroid could spark space mining boom Scientists think it is mostly made of nickel and iron, but could also be abundant in more valuable metals such as platinum and gold. 10/07/2019
Now playing Next USA Conspiracy theory about slain DNC staffer was planted by Russian intelligence, report finds A former assistant U.S. attorney told Yahoo that U.S. intelligence officials found Russia had planted and fomented the theory. 09/07/2019
Now playing Next USA Scientists discover the world's biggest seaweed patch. They say it could be the 'new normal.' The Great Atlantic Sargassum Belt stretches clear across the Atlantic Ocean. 09/07/2019
Now playing Next USA Twitter helps reveal deadly toll plastic takes on sharks and rays Scientists scanned scientific studies and social media and found more than 1,000 cases of the animals becoming tangled in plastic debris. 08/07/2019
Now playing Next USA Electric air taxis powered by hydrogen promise greater range for intercity commutes The new vehicles could be in production in the United States by 2021, but would need FAA approval. 07/07/2019
Now playing Next USA Are we living in a simulated universe? Here's what scientists say. "If we are living in a simulation, then the cosmos that we are observing is just a tiny piece of the totality of physical existence." 06/07/2019
Now playing Next USA High-tech thermal cameras could protect whales from deadly collisions with ships About 1,200 ship strikes were reported between 2007 and 2016, but a new detection system may help to keep these mammals safe. 05/07/2019
Now playing Next USA Privacy-first browsers look to take the shine off Google's Chrome Microsoft and Firefox are two of a number of companies and organizations looking to take a piece out of Google. 05/07/2019
Now playing Next world news Fight against HIV: What is CRISPR-Cas9? | Euronews Answers The CRISPR-Cas9 technique may be able to help eliminate HIV, new research has shown. 05/07/2019
Now playing Next USA Baked Alaska: Record-high temperatures expected during 'unusual' heat wave Experts say the blast of heat is "the definition of unusual." 04/07/2019