Ground troops often want to watch for threats from fairly limited areas, but ships at sea need to monitor huge expanses for long periods. The U.S. Naval Research Lab. is exploring ways to continuously monitor large spaces at fairly low costs. Goodrich Corp. has been given a contract to provide CA-247 wide-area airborne persistent surveillance sensors that help monitor oceans or provide situational awareness to ground troops in urban environments. The CA-247 sensor's infrared optics are stabilized for image clarity, also offering software that helps human observers pinpoint potential threats.
MIT students modified a 3D printer to enable it to print more than one object and print on top of existing printed objects. All of this was made possible by modifying a Solidoodle with a height measuring laser.
This Gadget Freak Review looks at a keyless Bluetooth padlock that works with your smartphone, along with a system that tracks your sleep behavior and wakes you at the perfect time in your sleep cycle to avoid morning grogginess.
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