Smithsonian Magazine

Long Before Machine Guns, Ancient Roman Troops Used This 2,000-Year-Old Rapid-Fire Weapon in Pompeii, New Research Suggests

Ancient Roman forces may have used the polybolos to quell a rebellion at Pompeii in 89 B.C.E. The unique weapon was likely ...

How Top Lathe Manufacturers Are Driving Innovation in CNC Technology

SHENYANG CITY, LIAONING PROVINCE, CHINA, April 8, 2026 /EINPresswire.com/ -- The global CNC machine tool industry has ...

Strength Coach Reveals the Best ‘Anti-Movement’ Abs Exercises for a Bulletproof Core and Heavier Compound Lifts

Stop wasting time on crunches and start training your core to resist movement for maximum power and injury prevention.
IEEE

Recent Advances in Emerging Compound Permanent Magnet Machines

Abstract: Permanent magnet (PM) machine designs need to be upgraded for higher electric drive output requirements. Recent vigorous development of motor technology has suggested some novel compound PM ...
IEEE

Cross-Domain Compound Fault Diagnosis of Machine-Level Motors via Time–Frequency Self-Contrastive Learning

Abstract: Intelligent fault diagnosis of industrial motors under different operating conditions is a valuable and challenging topic. Compound faults are inevitable to occur under different operating ...
PBS

Simple Machines: Mechanical Advantage

When you push or pull with a simple machine, you are applying a force and doing work. And, if you get more force out of a machine than you put into it, then that machine has a mechanical advantage.