Responding to reports of mass surveillance, engineers say they’ll make encryption standard in all Web traffic.
Cheap, simple water filters made of plant xylem could dramatically reduce the incidence of water-borne diseases in places without access to clean drinking water, say engineers.
New details of the NSA’s capabilities suggest encryption can still be trusted. But more effort is needed to fix problems with how it is used.
Can a low-energy water treatment system prod water utilities to consider new technology?
A startup is trying to demonstrate that carbon dioxide can be used to make clean geothermal power economical and far more widespread.
America’s spy agency has been tapping links between global data centers of the Internet giants.
In the same way that metamaterials steer light around objects to hide them, they might also steer electrons through crystal lattices with zero resistance, say physicists.
A home science experiment that probed billions of Internet devices reveals that thousands of industrial and business systems offer remote access to anyone.
Smartphones have transformed computing astonishingly quickly. Case in point: a billion devices with Google’s Android software were activated in just five years. No other technology ever drew so many users so fast, according to analyst Horace Dediu of Asymco.