Abstract: This paper is entirely devoted to the study of optimal linear periodic filters for discrete-time LTI systems. A new performance index inspired by the well-known ${\mathcal {H}}_{2}$ norm of ...

Vertical farming has moved from concept to commercial reality at a remarkable pace. Controlled environments now promise year-round local produce, reduced supply chain exposure, and more efficient land ...

OpenAI claims its new reasoning model has produced an original mathematical proof disproving a famous unsolved conjecture in geometry, which was first posed by Paul Erdős in 1946. If this sounds ...

GameSpot may receive revenue from affiliate and advertising partnerships for sharing this content and from purchases through links. The next big action-RPG of 2026, The Blood of Dawnwalker, has a ...

President Trump threatened “big problems” for China Saturday if they deliver air defense systems to Tehran while the US is locked in a war with Iran. “If China does that, China is gonna have big ...

Early problems with language can have a lasting negative impact on social and emotional development. Building on this foundation, a new groundbreaking study from Florida Atlantic University and Aarhus ...

About seven hours into the flight of Artemis II, Commander Reid Wiseman experienced something many earthbound Microsoft users know all too well: his Outlook email stopped working. Speaking with ...

The biggest problem in African business travel is everything that happens after someone decides to take a trip. And if this really is a $10 billion opportunity, it’s surprising how little innovation ...

A litany of major complaints about BYD’s God’s Eye advanced driver assists has surfaced online, and it’s hurting the brand’s sales recovery. Back in February, it was reported that BYD recorded its ...

The USS Gerald R. Ford aircraft carrier arrived at a port in Crete on Monday after it had to leave the Middle East — and the war against Iran — when a fire broke out in its laundry area. But the ...

Learn why building scalable systems and empowering the right teams can help entrepreneurs avoid growing pains and set their businesses up for long-term success. Scaling a business is about growing ...