Ruling en banc, the US Court of Appeals for the Ninth Circuit reinstated a 2016 jury verdict, finding that the rock band Led Zeppelin and the opening notes of its hit song “Stairway to Heaven” did not ...

With the LED technology advancing rapidly, protecting the whole circuit is an utmost priority. The growing awareness to reduce energy cost and increase energy efficiency has made LED lighting increase ...

The advent of LED lighting in the past few years has now matured to the point where sweeping changes exist in the way we think about illumination. LED lighting was once the darling of scientists and ...

Frank Hertel’s project: three individually dimmable LED lights. (Frank is the master of recycling; the wooden mounting pedestals are the panels from a decommissioned ATI console!) Thanks for your ...

On March 9, 2020, Led Zeppelin won a major copyright battle over claims that they stole part of their signature song “Stairway to Heaven.” The Ninth Circuit Court of Appeals, ruling en banc, upheld a ...

Lighting a string of LEDs at a constant brightness requires driving it with a regulated current. A boost converter is commonly used to step up the voltage to a level high enough to bias the LEDs on ...

Lawyers and youth plaintiffs line up behind a banner after a July 18, 2018, federal court hearing in Eugene, Ore. (Chris Pietsch/The Register-Guard via AP, File) PORTLAND, Ore. (CN) — A landmark youth ...

The entire Sixth Circuit heard debate Wednesday over the constitutionality of a Michigan county’s practice of opening board meetings with a commissioner-led prayer, after the court vacated a ...