They Killed This Technology in the 1960s. It Never Actually Died.
1K views · Sep 10, 2026 · People & Blogs
Comments · 1
@HistoryCoreMemories · 2 weeks ago
DON'T JUST WATCH THIS ONE — TELL US: What surprised you the most about the vacuum tube?<br><br>1️⃣ They're still inside microwave ovens<br>2️⃣ They're used in cancer treatment<br>3️⃣ They're still used in spacecraft<br>4️⃣ The industry is still worth billions<br><br>👇 Drop your number + your reaction in the comments.<br><br>And if this kind of forgotten history surprised you, subscribe to History Core Memories — we've got plenty more stories hiding in plain sight.
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