After 80 Years of Smooth-Wing Dogma, Micro-Roughness Cut Drag 43%

Key Takeaways Roughness beat smoothness in the lab. Tohoku University researchers cut drag by up to 43.6% with Distributed Micro-Roughness, a patterned surface texture that challenges the long-held rule that smoother wings are always better. The texture targets turbulence at its source. Canyon-like micro-patterns suppress Tollmien-Schlichting waves in the boundary layer, delaying the shift from […]

SpaceX and Tesla boards form special committees to review merger

The boards of SpaceX and Tesla have each formed special committees to review a possible merger. The special committees, which consist of independent directors, were created at the request of shareholders, according to Elon Musk, CEO and the largest individual shareholder of both companies. “Because I’m a conflicted party, I can’t actually be in the […]

Utah sues Kalshi, seeks up to $61M over alleged illegal betting

Utah has filed a civil lawsuit against prediction market operator Kalshi and several trading firms, seeking to recover up to $61.2 million in allegedly unlawful fees and stop the platform from offering event contracts to state residents. Summary Utah has sued Kalshi, affiliated companies and two Susquehanna trading firms over alleged illegal gambling. The state […]

Bitget Rolls Out CFD Demo Trading Feature

Weekly Crypto Roundup Get the weekly briefing for Philippine crypto insiders, from the country’s longest-standing crypto and blockchain news publication. Cryptocurrency exchange Bitget launched a simulated demo trading account for its contract-for-difference (CFD) platform on Oct. 15, weeks after completing a phased recovery from a $387.5 million security exploit. The feature provides users with 10,000 […]

DHS Orders DeepSeek Removed from Federal IT Systems Over Security Risks

DHS has ordered DeepSeek removed from federal civilian IT systems over security concerns. Learn what the restrictions mean for agencies and technology vendors. The post DHS Orders DeepSeek Removed from Federal IT Systems Over Security Risks appeared first on TechRepublic. Source link

What Are Quinelings? Charles Hoskinson’s New Digital Lifeform Experiment

The Quinelings package has not yet been published to npm, and its documented scope is limited to local computation with simulated effects. Cardano founder Charles Hoskinson has introduced Quinelings, an experimental framework built around self-replicating programs that package computations as code-based digital creatures. The project aims to make executable tasks inspectable and reusable, with […]

What Businesses Need to Do Now

The op-ed below was written by Michael Handelsman for Kelman.Law and is Part 1 of “Stablecoins After the GENIUS Act: A Practical Legal Guide for Businesses.” The GENIUS Act: What Stablecoin Businesses Need to Do Now The GENIUS Act has changed the planning process for businesses that issue, distribute, or use stablecoins. Founders now have […]

Wordle today: The answer and hints for October 21, 2026

Today’s Wordle answer should be easy to solve if you carry spare change. If you just want to be told today’s word, you can jump to the bottom of this article for today’s Wordle solution revealed. But if you’d rather solve it yourself, keep reading for some clues, tips, and strategies to assist you. SEE […]

Solana’s Yakovenko questions Alpenglow build as vote transactions exit

Solana co-founder Anatoly Yakovenko has said Alpenglow could have shipped in half the time through a simpler vote-program change, ahead of the Oct. 21 consensus migration that will remove validator vote transactions from blocks. Summary Yakovenko said a simpler vote-program change could have halved Alpenglow’s development time. Removing validator vote transactions will lower headline TPS […]