Cacti and solar panels: Quiet strategies for slowing down the bidding process for a border wall. By Andrew Becker.

Robotic masonry is here.

Imagine a city without traffic jams.

When a SWISS airliner was stranded in a northern Canadian territory in the dead of winter, engineers had to find a way to fix it.

Talk about going out with a bang.

By now, most of us are familiar with Boston Dynamics’ work. They brought us the terrifying giraffe bot and Spot, the robot dog. The company’s great at bringing us nightmare fuel. Be afraid.

Published on Feb 23, 2017 What shall we do once machines become conscious? Do we need to grant them rights?

The Mazda 3 is the company’s best selling model and for a good reason. It is reasonably cheap to own, it looks great and it is a blast to drive. The car, like any other, is not perfect, though. It lacks a more powerful version and it isn’t exactly the best car regarding comfort. Things have been improved with the facelifted model but not by much. It seems that Mazda might be preparing for a new model altogether.

Methods for preserving food by cooling have been around for thousands of years, but the modern refrigerator is a recent invention.

Once the job is done, the tiny gliders are designed to disappear. By Tim Wright.

Prosperous times likely paved the way for this multifunctional device, conceptual ancestor to the iPhone 7

This is the future, folks.

There's good news for the wealthy tenants of Millennium Tower, San Francisco's very own leaning tower. An inspection by the city's Department of Building Inspection concluded that the skyscraper, which has sunk 16 inches and tilted two inches since it opened in 2009, is safe to live in, according to The San Francisco Chronicle. "There was no evidence of life-safety concerns observed during the inspection," the report stated. "The building is safe to occupy at this time."

Get an inside look at how the machine is maintained, and how its cutter tools up front are replaced in a subterranean hyperbaric chamber.

Two astronauts floated outside the International Space Station on Friday for a six-hour spacewalk to replace aging batteries for the laboratory’s solar power system, an upgrade needed to keep the outpost running into the next decade, NASA said. By Irene Klotz.