The annexed engravings are views of a machine for plastering the walls of houses, invented by Isaac Hussey, of Harveysburg, ...

Dr. Valerie Cholet is a Professor of Kinesiology. She earned her doctorate at Penn State University and has taught in higher education for over 20 years. Her areas of specialization include Exercise ...

Glassy materials are everywhere, with applications far exceeding windowpanes and drinking glasses. They range from bioactive ...

Many projects on these pages do clever things with video. Whether it’s digital or analogue, it’s certain our community can ...

Stripe is a payment service provider that accepts credit cards, digital wallets and many other payment methods. Many, or all, of the products featured on this page are from our advertising partners ...

Scientists have uncovered a new explanation for how swimming bacteria change direction, providing fresh insight into one of ...

Solve two Atwood machine problems step by step, including the effects of friction and an inclined plane. Learn how to set up free-body diagrams, apply Newton’s laws, and avoid common mistakes in ...

The true competitive advantage in logistics today lies not in size or budget, but in a company’s willingness and ability to ...

Floquet control uses time-periodic drives to engineer quantum systems, creating dynamic changes in material properties ...

Learn how root cause analysis and integrated data prevent hydropower bearing failures, reduce costly downtime, and improve ...