These researchers used NPR Sunday Puzzle questions to benchmark AI ‘reasoning’ models

Every Sunday, NPR host Will Shortz, The New York Times’ crossword puzzle guru, gets to quiz thousands of listeners in a long-running segment called the Sunday Puzzle. While written to be solvable without too much foreknowledge, the brainteasers are usually challenging even for skilled contestants. That’s why some experts think they’re a promising way to … Read more

Tiger21 Founder Michael Sonnenfeldt Says Ultra-Rich are Bullish on BTC

Bitcoin (BTC) has become a store of value and an instability hedge for the world’s wealthiest investors, Michael Sonnenfeld, the founder of Tiger21, said during an interview on CNBC. The members of Tiger21, a network of high-net-worth investors and executives, collectively have a net worth of $200 billion. The members have allocated around 1%-3% of … Read more

China tariffs may already be hiking up import fees

US consumers may already be seeing additional fees on shipments from China after President Donald Trump’s tariff on Chinese goods took effect on Tuesday. Clint Reid, the founder and CEO of a company that offers software to help with cross-border commerce, posted screenshots on X showing additional charges added to a shipment from DHL: The … Read more