Sometimes encrypting messages isn't enough, and the very act of sending them must be hidden as well. Now physicists have discovered how to camouflage messages and guarantee that they remain hidden.
Tiny hardware imperfections in smartphone and tablet accelerometers lead to unique “fingerprints” within the data they produce, researchers find.
Ranking countries by their “networked readiness” reveals a major geopolitical digital divide.
Even conventional industrial robots are becoming safer to work around, making them more likely to collaborate with humans.
Microprocessors configured more like brains than traditional chips could soon make computers far more astute about what’s going on around them.
New models built with security and privacy in mind reflect the Zeitgeist of the Snowden era.
The successful test of a soft touchdown demonstrates a capability that could cut the cost of space launches significantly.
The ability to teleport quantum information between diamond crystals that can also store it is a small but important step toward a quantum Internet.
Amid a wide range of new platforms to manage streams of data from the Internet of things, a simple version emerges that anyone can use.
We should be able to use Jupiter's radio emissions like ground-penetrating radar to study the oceans on Europa, Ganymede, and Callisto, say space scientists.