Abstract: Sensorless force estimation of a variable stiffness actuator (VSA) is crucial for safe physical human–robot interaction. The current-based method suffers from inaccurate model parameters and ...

PCWorld reports that Spotify offers a hidden “Basic” tier launched in mid-2024 for $10.99/month, providing music-only streaming without audiobooks or lossless audio. This plan requires existing ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

Multnomah County commissioners were less than dazzled by the performance of the county’s drug deflection center during its first year of operation, which ended Aug. 31. At a briefing Thursday, ...

After NASA smashed a spacecraft into an asteroid, its orbit slowly but surely changed over the next month, and astronomers can’t explain why. In 2022, the Double Asteroid Redirection Test (DART) flew ...

Microsoft open-sourced the MS-BASIC language. Bill Gates would never have seen this coming back in the day. MS-BASIC 1.1 was many developers' first language. In 1976, they rebranded Altair BASIC to ...

Scene from The hypocrite, engraving from a painting by Robert Smirke (1753-1845), illustration from the magazine The Illustrated London News, volume LIV, January 30, 1869. There is one psychological ...

Universal or guaranteed basic income programs are gaining momentum across the country, as local governments and nonprofits experiment with the bold new alternative to traditional welfare models.

When a teenager is picked up for fighting or shoplifting, police face a difficult choice: Involve the justice system or let them go. A delinquency charge can dramatically alter a young person’s future ...

Although mnemonic devices far predate the written word, both Cicero and Quintilian name Simonides of Ceos (c. 556-468 BCE) as the first teacher of an art of memory. Simonides is perhaps best known for ...

Delta Air Lines is renaming its fare classes, including folding Basic Economy into a new "Delta Main" category. Delta Main will have three levels: Basic, Classic, and Extra, offering varying perks and ...