Two of the first three states to vote in the Democratic presidential race will use new mobile apps to gather results from thousands of caucus sites — technology intended to make counting easier but that raises concerns of hacking or glitches.

Spacewalking astronauts had to make do with fewer lights and camera views from one helmet Wednesday while performing critical battery work outside the International Space Station. It was the second pairing of NASA’s Jessica Meir and Christina Koch outside the orbiting lab. Last October, they teamed up for the world’s first all-female sp...

When is a photograph of nude bodies artistic or titillating? A woman’s exposed nipple a political statement or erotica? A video of childbirth might show genitalia. Should what someone considers a celebration of life be censored? In 1964, U.S. Supreme Court Justice Potter Stewart famously wrote in a case about obscene material that he could tell the...

It is the hope of some dating app users that the connections they form online will last a lifetime.

Teams from Northwestern University and Washington University are teaming up in the development of an implantable device that can sense when a person is overdosing on opioids and can deliver a life-saving injection of naloxone.

The National Security Agency has discovered a major security flaw in Microsoft’s Windows operating system and tipped off the company rather than exploit it for its own intelligence needs. Microsoft made a software patch to fix it available Tuesday and credited the agency for discovering the flaw. The company said it has not seen any evidence ...

For the second time in a week, Amazon has acknowledged that its employees improperly accessed customer data. The company notified customers Friday that it fired several employees after they shared customer email addresses and phone numbers with third parties. The news was first reported by TechCrunch. “The individuals responsible for this incident ...

Microsoft says it has developed a technique to detect online predators using video games to try to sexually exploit children. The chat function in online multiplayer games is one place where predators have tried to groom children for sexual purposes.

The annual CES technology conference in Las Vegas runs through Friday and offers a forum for companies to unveil their products and services for the coming year.

Facebook is reaffirming its freewheeling policy on political ads, saying it won’t ban them, won’t fact-check them and won’t limit how they can be targeted to specific groups of people. Instead, Facebook will offer users slightly more control over how many political ads they see and make its online library of such ads easier to use.

A battle playing out in Oregon is pitting residents of a tiny coastal town with no stoplights or cellphone service against a tech giant. Locals in Tierra del Mar are trying to stop Facebook from using property in their community as a landing spot for an undersea cable connecting America with Asia.

The Trump administration on Wednesday unveiled its most recent round of guidelines for autonomous vehicle makers that rely on voluntary standards despite calls for specific regulations. Transportation Secretary Elaine Chao announced the proposed guidelines in a speech at the CES gadget show in Las Vegas, saying in prepared remarks that “AV 4.0” wil...

Tell your refrigerator about your dietary preferences and it’ll concoct a recipe plan for the coming week, sending a shopping list to your smartphone when it notices you’ve run out of the right ingredients. Counter-top robotic arms help chop veggies. Artificially intelligent oven cameras and internet-connected meat thermometers keep track of what’s...

The nation’s largest consumer electronics show on Tuesday hosted Ivanka Trump as a keynote speaker — a choice that drew scorn from many women in technology.

A wristband that will help you say “no” to junk food. A machine that will mix drinks for you. These were among the gadgets showcased this week at the CES technology conference in Las Vegas. The four-day show, which opened Tuesday, is a place for companies to unveil their products and services for the coming year, though Apple, Googl...

SpaceX launched 60 more mini internet satellites late Monday, this time testing a dark coating to appease stargazers.