It’s been 20 years since Jerry Garcia died, bringing 30 years of the Grateful Dead to an end. Over the years surviving members Bob Weir, Phil Lesh, Bill Kreutzmann, and Mickey Hart have carried on in various offshoots of the band and reunited sporadically for one-off performances and tours featuring many guests.
Klipsch today introduced the Reference R-4B soundbar system, which the company says draws on design and engineering principles used in its Reference home theater line.
A decade ago Sony was scrambling to recover from the infamous CD Rootkit Fiasco, brought about when Sony BMG, then the second largest music group, placed copyright protection software on 52 CDs.
In 1991 German headphone maker Sennheiser introduced what it considered to be the “best headphone in the world” and named it after the Greek musician and poet Orpheus. Only 300 units were made. The company has resurrected Orpheus and updated it with state-of-the-art technology to create the “first electrostatic headphone with a Cool Class A MOS-FET high voltage amplifier integrated into the ear cups.”
Working laboratory prototype of a lithium-oxygen battery.
From the University of Cambridge:
Scientists have developed a working laboratory demonstrator of a lithium-oxygen battery which has very high energy density, is more than 90 percent efficient, and, to date, can be recharged more than 2,000 times, showing how several of the problems holding back the development of these devices could be solved.
Wasting no time to prime the holiday selling season, Amazon today launched the “Black Friday Deals Store” and said Prime members, who pay $99 a year to get benefits such as free two-day shipping, will get early access to its one-per-customer Lightning Deals.