Source: In this zero-index material — made of silicon pillar arrays embedded in a polymer matrix and clad in gold film — there is no phase advance. Instead zero-index material creates a constant phase, stretching out in infinitely long wavelengths.
This rig is able to send radio waves at an iPhone or Android with its headphones still plugged in, using the headphone cable as a receiver that picks up the radio signals and relays them to the operating system’s voice recognition software. Source: Hackers Can Use Radio Waves to Hijack Androids and iPhones via Siri Read more about Hackers Can Use Radio Waves to Hijack Androids and iPhones via Siri and Google Now[…]
When companies like Ancestry.com and 23andMe first invited people to send in their DNA for genealogy tracing and medical diagnostic tests, privacy advocates warned about the creation of giant genetic databases that might one day be used against participants by law enforcement. Source: Cops are asking Ancestry.com and 23andMe for their customers’ DNA So, people Read more about Cops are asking Ancestry.com and 23andMe for their customers’ DNA[…]
Lockheed Martin claims to have overcome a major obstacle to shooting high-power laser weapons from high-speed aircraft, saying it has successfully completed 60 Aero-adaptive Aero-optic Beam Control (ABC) laser turret flight tests over the past year. The turret uses a green, low-power laser to measure the system’s effectiveness at jet cruise speeds and at different Read more about Lockheed fires green lasers from business jets[…]