Kilogram Redefined. The Metric System Overhaul Is Complete

On the morning of Friday, November 16, scientists and diplomats crammed into…

An old-fashioned AI has won a Starcraft shootout

The latest results in a long-running contest of video-game-playing AIs reveal how…

Walmart passes Apple to become No. 3 online retailer in U.S.

Walmart has overtaken Apple to become the No. 3 online retailer in…

These 3 Technologies Will Save Your Business Money – ReadWrite

Let’s face it — it’s difficult to keep up with the pace…

The Expanse Gets Artificial Gravity Right in This Neat Trick

As a fan of science fiction and science, I have to say…

We still don’t know if 3-D printers pose a health risk—but I’m taking no chances

There is so much we don’t know about the potential health impacts of…

Walmart and Target embrace in-store mobile checkout for the holidays

Two of the U.S.’s largest brick-and-mortar retailers, Walmart and Target, are launching…

The Essentials for Covering Silicon Valley: Burner Phones and Doorbells

How do New York Times journalists use technology in their jobs and…

Is California’s Smoke Getting Worse? It’s Complicated

Not for the first time this year, Californians this week donned face…

The US military is testing stratospheric balloons that ride the wind so they never have to come down

The idea of a balloon that floats high up above Earth indefinitely…