This is a wonderful collection of black-and-white newsreel footage, assembled by the company that invented the newsreel, showing a montage of early helicopter prototypes in all their wacky and frequently-terrifying glory.
via Make
February 24, 2012
featured blogs
Feb 6, 2026
In which we meet a super-sized Arduino Uno that is making me drool with desire....
featured chalk talk
Bluetooth Channel Sounding
Sponsored by Mouser Electronics and Nordic Semiconductor
In this episode of Chalk Talk, Joel Kauppo from Nordic Semiconductor and Amelia Dalton explore the principles behind Bluetooth channel sounding, the differences between different channel sounding device types, and how Nordic Semiconductor’s high-performance, ultra-low-power Bluetooth SoC with integrated multi-purpose MCU and nRF Connect SDK v3.0.1 can get your next Bluetooth channel sounding design up and running in no time!