Abstract: This article presents a second-order sliding mode control-based scheme for the closed-loop control of DC-DC buck converters. The proposed control technique adjusts online the sliding surface ...

In his first mock of Round 1 of the 2026 NFL Draft, Rhett Lewis projects the Eagles to make the biggest splash of the night, taking a QB at No. 23 overall. Check out all 32 of his first-round ...

Add Yahoo as a preferred source to see more of our stories on Google. German Foreign Minister Johann Wadephul speaks at a joint press conference with Belgian Foreign Minister Prevot (not pictured) in ...

WSJ’s Shelby Holliday explains the massive U.S. military presence in the Middle East as President Trump amps up pressure on Iran over its nuclear program. Illustration: Ryan Trefes The Pentagon has ...

The first of a handful of key matchups for the No. 1 overall pick takes place in Week 14, a game that will impact the 2026 NFL Draft order. The Tennessee Titans fell out of the No. 1 pick slot via ...

Buying and selling unwanted clothes on secondhand markets is widely hailed as a sustainable way to reduce the consumption of new clothes and alleviate the environmental damage caused by the fashion ...

"We're not going to fund a lawless ICE and a lawless CPB": Democratic Leader Chuck Schumer on partial DHS shutdown ...

Defense Secretary Pete Hegseth, following the first striking of a boat in the Caribbean in September, issued a verbal directive to U.S. service members to "kill everybody" with a second strike that ...

Reach the reporters securely on Signal: Alex Horton at AlexHorton.85 and Ellen Nakashima at Ellen.626. The longer the U.S. surveillance aircraft followed the boat, the more confident intelligence ...

This article champions "second-order thinking" for entrepreneurs, urging them to look beyond immediate outcomes to understand long-term consequences, hidden costs, and competitive responses. It ...

President Donald Trump's effort to curtail birthright citizenship was declared unconstitutional by a second U.S. appeals court on Friday, handing him another defeat on a core piece of his hardline ...

Add to Delivery lets you include an item on an existing order Items can be added hours after the initial order There's no extra charge to use the service Did you forget to order that last-minute item ...