Conduction is the direct flow of heat from your warm body into your colder surroundings. In winter, all that heat escaping ...

Abstract: The ultra-precise stabilization spacecraft (UPSS) requires the use of hollow-cup machines (HCMs) with extremely low output torque ripple to achieve accurate attitude control. Conventional ...

Our articles editor was busier than ever in 2025, but this gear helped him thrive on the trails, roads, and slopes ...

For nearly 20 years, physicists and engineers have chased the idea of invisibility. Early efforts focused on hiding objects from light using so-called metamaterials with extreme and often unrealistic ...

Report says Shell CEO, CFO opposed BP bid Gut confirms he left Shell in September Shell in June ruled out BP bid, said it was bound by UK rules Shell on Tuesday says it has 'nothing to add' on matter ...

Turtle shells evolved over the course of 300 million years, but self-defense wasn't the initial driver, researchers think. When you purchase through links on our site, we may earn an affiliate ...

Abstract: Efficiently detecting the state of charge (SOC) of lithium-ion battery is crucial for advancing new energy technologies, and using ultrasound for SOC characterization has been demonstrated ...

NEW YORK/LONDON, Dec 9 (Reuters) - Shell (SHEL.L), opens new tab is in advanced talks to buy LLOG Exploration Offshore in a deal worth more than $3 billion, two sources familiar with the matter said, ...

So many productivity methods ask you to prioritize your daily tasks by considering how much time or effort they'll require, then tackling the resource-heavy ones first. For some people, that's a solid ...