As NASCAR Cup schedule shifts to ovals, Shane van Gisbergen wants to keep improving

With his eighth career win in starts on road and street courses, Shane van Gisbergen revived his hopes of making the Chase in ...
24/7 Wall St.

“That’s a Pregnant Woman Talking That She Wants a New Car for a New Baby”: Dave Ramsey to a Veteran With $16K in Debt Eyeing a Vehicle Upgrade

A veteran called in to a recent episode of The Ramsey Show with a question most growing families face. He carries $16,000 in ...

The Real Reason Your Carnitas Are Dry—And Why Citrus Changes The Math

I needed to evaluate a staple of structural fat conversion. Carnitas are often ruined by aggressive heat that destroys the ...

A.I.’s First Big Math Breakthrough Is Not What It Seems

Last month, OpenAI announced that its latest version of ChatGPT had solved a major math problem, one that had stumped experts ...

Richard Tapia, Mathematician Who Pushed to Diversify His Field, Dies at 88

A math whiz as a young man, he later blazed trails, both with his theoretical advances and his advocacy for minority students ...
IEEE

Predefined-Time Sliding Mode Composite Control With Variable Exponent Coefficients for Uncertain Stewart Parallel Mechanism Tracking in Task Space

Abstract: To improve tracking control performance in the task space of the Stewart parallel mechanism (SPM) with uncertainties and disturbances, a predefined-time sliding mode composite control with ...
IEEE

Physical Human–Robot Interaction Control of Variable Stiffness Exoskeleton With sEMG-Based Torque Estimation

Abstract: Robotic exoskeleton assistance is an effective method for the treatment of patients with movement disorders. First, this article presents a variable stiffness knee exoskeleton robot, which ...