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Updated at 3:24 p.m. ET

Two astronauts aboard the International Space Station conducted their fourth and final spacewalk Saturday to finish a series of repairs aimed at extending the functioning of a cosmic ray detector attached to the spacecraft.

The six-hour, 16-minute foray outside the space capsule began shortly after 7:00 a.m. ET and ended at 1:20 p.m.

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Nowadays, if you're a teenager who's good at video games there's a lot more to be had than just a pot of virtual gold.

There's college scholarships, tournament money and high salary jobs.

Today, more than 170 colleges and universities participate. And there's money on the table — more than $16 million in college scholarships. Naturally, high schools have followed suit.

This year, 17 states and the District of Columbia are offering formal esports teams.

Two years after moving the metaphorical minute hand of its Doomsday Clock to within two minutes of midnight — a figurative two-minute warning for all humanity — the science and security board of the Bulletin of the Atomic Scientists revealed Thursday that it has moved that minute hand another 20 seconds closer to the midnight hour.

Updated at 1:26 p.m. ET Friday

If Jeff Bezos can't keep his phone safe, how can the rest of us hope to?

Sure, Bezos, Amazon's CEO and the owner of The Washington Post, is smart and presumably has good security people helping him, says Matthew Green, a computer science professor at Johns Hopkins University. But, Green says, "the bad thing about being Jeff Bezos is that there are a lot of people with huge amounts of money who want to hack you."

Memphis Meats, a Berkeley, Calif.-based startup, says it's one step closer to bringing cell-based meat to consumers' mouths.

The company plans to build a pilot production facility with funds raised from high-profile investors including Bill Gates, Richard Branson and Kimbal Musk, as well as two giant players in the animal protein and feed space, Cargill and Tyson Foods. The company says its latest funding round has brought in $161 million in new investment.

Updated at 1:18 p.m. ET

In 2018, Saudi Arabia's Crown Prince Mohammed bin Salman sent a WhatsApp message to the world's richest man. That message was behind a high-profile hack of Jeff Bezos' phone, according to a report commissioned by the Amazon CEO and reviewed by United Nations human rights experts.

A district encompassing Greater Seattle is set to become the first in which every voter can cast a ballot using a smartphone — a historic moment for American democracy.

Threats to U.S. elections this year could be broader and more diverse than before, warns the spy world's boss for election security — and she also acknowledged the limits of her ability to tackle them.

Shelby Pierson, the intelligence community's election threats executive, told NPR in an exclusive interview that more nations may attempt more types of interference in the United States given the extensive lessons that have since been drawn about the Russian attack on the 2016 presidential election.

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Shortly after noon on this cold and bright Tuesday in Washington, President Trump's impeachment trial began. First, some tradition and ceremony - Senate Chaplain Barry Black opened the trial with a prayer.

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Hackers linked to Iran are probing American companies for vulnerabilities, cybersecurity researchers and U.S. government officials say.

The warnings suggest that the next phase of hostilities between the U.S. and Iran, following the Jan. 3 killing of a top Iranian general in an American drone strike, is likely to play out in cyberspace.

Updated at 7:50 a.m. ET Tuesday

The extradition hearing for Meng Wanzhou, the chief financial officer for the Chinese telecommunications giant Huawei, began Monday in Vancouver, British Columbia. American officials want Meng sent to the U.S. to face federal fraud charges.

Election Security In Georgia

Jan 19, 2020

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The News Roundup - International

Jan 17, 2020

As protesters take to the streets in Iran over a downed Ukranian airliner, the State Department canceled a classified Congressional briefing that was supposed to focus on U.S.-Iranian relations and embassy security.

More from Politico:

For decades, scientists have been trying to create machines that mimic the way birds fly. A team from Stanford University has gotten one big step closer.

The team created the PigeonBot — a winged robot that it says approximates the graceful complexities of bird flight better than any other robot to date.

Puneet Chowdhary lives in Michigan and researches Parkinson’s disease. She’s worked in the U.S. legally since 2001. She got married here, and her two children are U.S. citizens.

And she’s one of an estimated 800,000 immigrants waiting in the decades-long line for a green card.

Our producer Avery spoke to Puneet, and here are some excerpts from their conversation.

Decrypting The Decryption Dilemma

Jan 16, 2020

Should the government be able to access the locked phones of convicted or accused criminals?

That issue has cropped up again after the FBI asked Apple to provide data on two iPhones which belonged to a gunman responsible for the shooting at a naval base in Pensacola, Florida, last month.

A group of civil rights and consumer groups is urging federal and state regulators to examine a number of mobile apps, including popular dating apps Grindr, Tinder and OKCupid for allegedly sharing personal information with advertising companies.

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Iowa's Democratic Party plans to use a new Internet-connected smartphone app to help calculate and transmit results during the state's caucuses next month, Iowa Public Radio and NPR have confirmed.

Party leaders say they decided to opt for that strategy fully aware of three years' worth of warnings about Russia's attack on the 2016 presidential election, in which cyberattacks played a central role.

Russian hackers recently targeted the Ukrainian gas company that was at the center of President Trump's impeachment — and they succeeded in gaining access to its email accounts, according to California cybersecurity firm Area 1 Security.

The hackers are said to have infiltrated Burisma Holdings months after Trump urged Ukraine to investigate Joe Biden and his son Hunter, who had served on Burisma's board.

As we ease into the 2020s, data about the music industry's growth is more abundant than ever.

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As Iranian missiles rained down on U.S. bases last week in Iraq, the head of the Pentagon confronted this scary prospect - possible all-out war with Iran.

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