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John Lennon's 1964 Framus 5/024 Hootenanny famously played on the title track of The Beatles' 1965 album Help! – and believed lost for more than 50 years – is heading to auction next month, where it's expected to break records.Continue ReadingCategory: Music, TechnologyTags: Auction, Julien's Auctions, The Beatles, Guitar, Acoustics, Collecting

Because GPS doesn't work underwater, divers usually can't track their real-time position on a digital map. The new Diver Navigation System (DNS) gets around that problem, however, using both floating and wearable acoustic transponders.Continue ReadingCategory: Outdoors, LifestyleTags: Scuba, Diving, Underwater, Communications, Acoustics

A yearlong investigation by The Insider, in collaboration with 60 Minutes and Der Spiegel, has uncovered evidence suggesting that unexplained anomalous health incidents, also known as Havana Syndrome, may have their origin in the use of directed energy weapons wielded by members of Russian GRU Unit 29155. Members of the Kremlin's infamous military intelligence sabotage squad have been placed at the scene of suspected...