USDOT wants more self-driving cars without pedals or steering wheels

The US Department of Transportation wants to make it easier for automakers and tech companies to deploy self-driving cars without traditional controls like steering wheels and pedals. In a letter sent to stakeholders, the department said it would streamline reviews of requests for exemptions from safety rules requiring vehicles to have steering wheels, pedals, and … Read more

Brazilian Firm Meliuz’s Shares Fall After Planning to Raise $32.4M to Buy Bitcoin

Brazilian fintech firm Meliuz (CASH3) plans to raise R180.08 million ($32.4 million) through an equity offering, according to a filing. The funding is earmarked specifically for the purchase of bitcoin, aligning with the company’s recent strategic shift to incorporate bitcoin into its balance sheet. The offering, priced at R7.06 ($1.27) per share, was about 5% … Read more

Bitcoin Miners Just Had One of Their Best Quarters on Record, JPMorgan Says

The first quarter of 2025 was one of the best periods on record for U.S.-listed bitcoin BTC mining companies, Wall Street bank JPMorgan (JPM) said in a research report Friday. “Four of the five operators in our coverage reported record revenue and profits,” analysts Reginald Smith and Charles Pearce wrote. In aggregate, the miners earned … Read more

AI-Assisted Cyber Attack Methods That Could Cripple Your Business

The technological side of phishing got more sophisticated. Generic scam emails are a thing of the past. Cybercriminals now exploit generative AI to craft contextual and personalized messages that mirror actual communication. These emails are able to reproduce writing styles as well as references to recent happenings and even imitate the speech of a trusted … Read more

CoinDesk 20 Performance Update: Bitcoin Price (BTC) Falls 2.2% as All Assets Decline

CoinDesk Indices presents its daily market update, highlighting the performance of leaders and laggards in the CoinDesk 20 Index. The CoinDesk 20 is currently trading at 3027.78, down 4.4% (-137.85) since 4 p.m. ET on Thursday. None of the 20 assets are trading higher. Leaders: BTC (-2.2%) and XRP (-2.9%). Laggards: SUI (-8.2%) and NEAR … Read more

Keep Keras fit() and Train Your Model Your Way

Content Overview Introduction Setup A first simple example Going lower-level Supporting sampleweight & classweight Providing your own evaluation step Wrapping up: an end-to-end GAN example Introduction When you’re doing supervised learning, you can use fit() and everything works smoothly. When you need to write your own training loop from scratch, you can use the GradientTape and take control of … Read more