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Fix sticky coat zippers in a snap with this common kitchen item

An inexpensive baking staple might be the solution to getting your stuck zipper to zip smoothly again. With this easy hack, ...

How scientists are making the power of invisibility a reality

In my opinion, invisibility is no longer a science fiction concept.” A B-2 stealth bomber takes off from Nellis Air Force ...
NPR

Books

November 24, 2025 • Our annual reading guide returns with 380+ new titles handpicked by NPR staff and trusted critics. Find 13 years of recommendations all in one place — that's more than 4,000 great ...
IEEE

Improved Mobility Efficiency of Hexapod Robot Based on Contact Parameter Identification Using Foot-Force Sensor

Abstract: The contact parameter is crucial for the legged robot to achieve efficient walking in the field and planets. Contact parameter identification utilizing foot force sensors is a good solution, ...
IEEE

Design of a Semi-Active Ankle Foot Prosthesis Using a Pneumatic and Hydraulic Hybrid for Stiffness and Energy Timing Control

Abstract: Lower-limb amputees require ankle-foot prostheses with adjustable stiffness and energy return timing to adapt to varying walking speeds, as well as adequate ankle push-off power to propel ...