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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.

World News

Thousands of Russians protest against internet restrictions

Thousands of Russians protest against internet restrictions

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."

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.

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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.

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.

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.

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.

USA

After criticism, Facebook cracks down on vaccine misinformation

The announcement comes after weeks of criticism from public health advocates and lawmakers who have called for action.

USA

Flying car tire concept is where the rubber meets the road and the sky

Where this tire is going, it doesn't need roads (but can still use them).

USA

Tornado facts: What causes twisters, and why are they so destructive?

The tragedy in Alabama is another grim reminder of their deadly fury.

USA

Zuckerberg: the future is not social media

The social network's CEO said in a few years that encrypted messaging would surpass public posts on services like Instagram and Facebook

USA

The web of players in the Jeff Bezos affair drama, visually explained

Salacious text messages, political ties, friends, lovers and bosses diagrammed in the spat between Bezos and the National Enquirer.

USA

NASA will embark on its first-ever all female spacewalk

Astronauts Anne McClain and Christina Koch will be aided on the ground by flight directors Mary Lawrence and Kristen Facciol in Houston.

USA

NASA will embark on its first-ever all female spacewalk

Astronauts Anne McClain and Christina Koch will be aided on the ground by flight directors Mary Lawrence and Kristen Facciol in Houston.

USA

Democrats unveil 'Save The Internet Act' to restore net neutrality laws

"This is a second chance to right the Trump administration's wrong," Senate Minority Leader Chuck Schumer said.

USA

Watch Japan's Hayabusa 2 spacecraft touch down on an asteroid

Shortly after landing, the probe fired a bullet into the space rock to capture some rocky debris.

USA

How rabbit genes could turn ordinary houseplants into pollution-eating machines

Tests show that genetically modified ivy can help eliminate toxins that build up in indoor air.

USA

Why saving Earth from a rogue asteroid might be harder than we thought

New research suggests space rocks are remarkably hard to shatter.

USA

On Amazon, a Qanon conspiracy book climbs the charts — with an algorithmic push

The book is currently No. 9 in all books about politics and No. 1 in all books about "Censorship," one slot ahead of Ray Bradbury's "Farhenheit 451,"