Smallest pixels ever created could light up color-changing buildings

The smallest pixels yet created—a million times smaller than those in smartphones, made by trapping particles…

New study shows scientists who selfie garner more public trust

Many scientists today have embraced social media as tools to communicate their research and to engage…

Walmart's robot zips along in tech revolution that's raising big questions for workers

When an autonomous floor scrubber was rolled out in Walmart’s Bonney Lake store last month, shoppers…

Will smoggy L.A. have 'zero bad air' in 2025? Don't hold your breath

It was one of Mayor Eric Garcetti’s most dramatic pledges in his sweeping “Green New Deal”…

Instagram to start blocking hashtags with vaccine misinformation

Instagram will start blocking any hashtags spreading misinformation about vaccines, becoming the latest internet platform to…

Elon Musk cracks a lewd joke at Jeff Bezos' new 'Blue Moon' lander

The moon lander introduced Thursday by Blue Origin, the aerospace company run by Amazon CEO Jeff…

Space-tourism dream edges toward reality in New Mexico

British billionaire Richard Branson and his space-tourism company Virgin Galactic announced new steps Friday toward offering…

Can recreational sports really make you a better student?

A new Michigan State University study adds to growing evidence that participating in recreational sports not…

Luxembourg and US agree to deepen cooperation in space

The tiny EU country of Luxembourg and the United States agreed on Friday to work more…

Uber begins trading nearly 7% below its IPO price

Uber began trading as a public company at $42 per share Friday, nearly 7% below its…