Abstract: Ultrasonic motors are known as actuators that use ultrasonic vibration. Actuation force is induced though friction, which causes wear and damage on sliding parts, resulting in a shortened ...

Copyright 2025 The Associated Press. All Rights Reserved. Copyright 2025 The Associated Press. All Rights Reserved. Russian President Vladimir Putin, left, and ...

WASHINGTON (AP) — Some Democratic senators say they are deeply concerned that a Pentagon plan to allow military lawyers to work as temporary immigration judges will violate a ban on using service ...

Jayde N. Hirniak has received funding from the Hyde Family Foundation, Institute of Human Origins, Geological Society of America, Society for Archaeological Sciences, and the Cave Research Foundation ...

Copyright 2025 The Associated Press. All Rights Reserved. Copyright 2025 The Associated Press. All Rights Reserved. Interior Secretary Doug Burgum listens as ...