People living along the solar eclipse path of totality have just a few days until their small towns are inundated with millions of tourists
People across the continental U.S. will witness a rare and spectacular celestial event on August 21
Historical weather data show where eclipse watchers have the best chance of clear skies
The coast-to-coast solar eclipse on Aug. 21 promises a flood of data and excitement as millions take in one of nature's great spectacles
Facing a severe population decline as its people shun reproduction, Japan is turning to robots to address the shortfall
Earth is in the midst of the sixth mass extinction in the planet's history, researchers warn in a new, big-picture report
David Pogue looks back at the introduction of the personal device that changed the world
Mark Zuckerberg criticized Elon Musk's recent comment that AI poses a "fundamental risk to the existence of human civilization"
New research looks at the positive and negative effects of major social media platforms on young people's health
Ice tells the story of a changing world, and it is not in denial about climate change
What you need to know about the science of climate change and why the Paris Agreement matters
Cities and states have asked for more information about how sea level rise will affect them – here are answers to their questions
One-third of American kids have been victims of cyberbullying – and that's just one of the high-tech hazards facing children today
They risk it all to climb skyscrapers and share photos from high above the city -- pics or it never happened
Mark Zuckerberg says social networking company will monitor extremist rallies and "take down threats of physical harm"
Follow these simple tips to avoid dropping into the iPhone's dreaded red zone
Even people who won't be able to see the eclipse on Monday are excited about experiencing it
SpaceX cargo ship caught up with the space station Wednesday, bringing 3 tons of supplies (including ice cream) and equipment
Payments firm says its service may not be used to support groups that promote "hate, violence or racial intolerance"
The space station's crew will get three opportunities on successive orbits to photograph the Aug. 21 solar eclipse
Rallies were announced by conspiracy-theory promoter after Google employee wrote highly controversial memo about gender differences
Apple released iOS security patch to protect against devices getting hacked through their Wi-Fi connection
Here's how you can use Amazon's Alexa-powered speaker to make the transition into the new school year a little easier
Obama's tweet is now considered the top of the three most-liked tweets in history since the social media site launched
13-million-year-old infant primate skull may come from a time when our ancient family tree branched off
Instagram wants to make itself the "kindest" corner of the internet, but can social science and technology beat the trolls?
Social media influencer Alexa Mehraban's job sounds too good to be true. Companies pay her to take pictures of food and post them on Instagram
Should we be afraid of a cybernetic takeover? A scientist working on AI reflects on the technology's promise – and what could go wrong
SpaceX Falcon 9 rocket blasts off in company's 12th flight to resupply International Space Station
The popular social media platform is developing an artificial intelligence program to filter out mean or inappropriate posts
From "iPhone X" to "iPhone Pro," the actual name of Apple's next big handset is still one of its biggest mysteries
SpaceX Falcon 9 rocket is poised for blastoff Monday to deliver more than 3 tons of supplies and equipment to the space station
U.S. forces face down North Korea; Instagram goes after trolls; Iceland's genetic testing revolution; and the rooftop photographers who risk it all