May 2025: Science History from 50, 100 and 150 Years Ago
Briefly

The article outlines several technological advancements, notably the introduction of a new videodisc system by North American Philips Corporation and MCA, utilizing an optical stylus that employs a helium-neon laser for playback without contact. This innovative design is expected to retail at $500, with discs priced between $2 and $10. Additionally, a NASA-sponsored proposal features a vast array named Cyclops for extraterrestrial signal detection, showcasing advances in both entertainment and scientific exploration, while encouraging support for impactful journalism.
"The distinct feature of the new videodisc player is an optical stylus that employs a helium-neon laser, allowing for non-contact playback and advanced features like slow motion and frame-by-frame viewing."
"Developed by Philips and MCA, the videodisc player will retail for about $500, while the discs will range from $2 to $10, catering to various types of content."
"Cyclops, a proposed array of 1,500 radio antennas, aims to enhance our capability to detect extraterrestrial signals with a signal collecting area hundreds of times larger than existing tools."
"Supporting independent journalism ensures impactful stories about technological advancements and discoveries continue to shape our understanding of the world today."
Read at www.scientificamerican.com
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