Interesting Engineering

HIMARS vs Tornado-S: How the American and Russian rocket artillery systems compare

Here's how world's most capable rocket artillery systems compare in firepower, range, mobility, precision, and roles.
Defense News

US Army tests autonomous mass minelaying

The Army’s Volcano mine dispenser can blanket 32 acres of terrain with up to 960 mines. Now, the Army is testing an ...
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AI Chooses Its Own Expressions — The "Emotional" Chat Mode Created with Claude Fable5 (Function Calling) [Stack-chan Development Log #5]

The "Chat" option at the top left of the menu is the basic mode for the CoreS3 Stack-chan. You can also go directly to it using the wake word "Stack-chan?". The content is a hands-free conversation ...
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Stack-chan Starts Chatting with Each Other — Gemini Live Implementation and 'Acoustic Loop' Dialogue Mode [Stack-chan Development Log #3]

#1 restored almost the entire 4MB of PSRAM that was broken, and #2 revived the microphone on the M5Stack Fire. The finishing touch is the implementation of Gemini Live (gemini-3.1-flash-live-preview) ...