Abstract: The 3K Planetary Gear Train (PGT) is a suitable transmission mechanism for back-drivable robot joints due to its higher bidirectional transmission efficiencies compared with harmonic drives.

You’ll get complete access to all content on Trains.com from our family of brands, PLUS thousands of issues in the archives, video series and workshops, live webcams and more!

More than 100 former investment bankers from JPMorgan Chase (NYSE:JPM), Morgan Stanley (NYSE:MS) and Goldman Sachs (NYSE:GS) have joined OpenAI's (OPENAI) secretive Project Mercury to help train AI ...

Abstract: Traditional physics-based train models often oversimplify system dynamics, making them inadequate for modeling complex and nonlinear behaviors in practical scenarios, while purely ...

You never know where change will lead you. What started out as an attempt to fine-tune my existing HO scale layout ended with a new house and a 2,600 square-foot, four-deck model railroad – the Sunset ...