Marie Van Brittan Brown and her husband, Albert, filed for the patent in 1966 and received approval three years later.
Interesting Engineering on MSN
Spiders weave secret alarm system through web zigzags for prey detection, study finds
F or decades, arachnologists debated the actual purpose of stabilimenta, a special thread spiders weave into their webs. Now, ...
YouTube on MSN
How to Make Door Alarm
Dive into the world of creative DIY woodworking with our latest project: making a cow bullock cart from bamboo! This video guides you through each step of the process, showcasing the craftsmanship and ...
Today's home security devices are smart, easy to use and offer safety when aging in place -- these reasons will help you convince your relatives to adopt them.
I test countless smart home gadgets, but only a select few truly stand out. Here are the ones I wholeheartedly recommend.
A brazen theft was the wake-up call. I turned my house into a fortress with security cameras, sensors, and even protection ...
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