California’s plan to hit its richest residents with a one-off wealth tax is a long shot, and its design has problems. But a look at who picks up the tab when billionaires scrimp on taxes, and how ...

When my cofounder and I were accepted into a competitive startup accelerator program in fall 2025, we applied with an ambitious idea: to build an “AI scientist” for machine learning research. What ...

Abstract: In OFDM wireless communications, power amplifier nonlinearity generates significant out-of-band (OOB) emissions and in-band distortion, conventionally requiring large power back-offs to ...

Artificial intelligence has attained an impressive series of feats—solving problems from the International Math Olympiad, conducting encyclopedic surveys of academic literature, and even finding ...

We may receive a commission on purchases made from links. Once upon a time, the Walkman and then the flip phone were on the cutting edge of consumer gadgets for anyone who had their finger on the ...

The history of human progress is usually defined by brilliant minds solving the world’s most pressing issues, but sometimes, that creative spark lands on something entirely unnecessary. We live in a ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

If something looks and sounds stupid, but it really works, then it’s not actually stupid! Problems don’t always need to be solved with fancy, expensive, and high-tech approaches. All you really need ...

Guterres warns against erosion of international law and cooperation Multilateralism under assault, secretary-general says, amid global conflicts, US funding cuts Guterres prioritizes AI governance to ...

Tesla CEO Elon Musk said that his Optimus humanoid robot will be more capable than "anything" else under development. Musk named what he called the "hardest" pieces to make a good humanoid robot: ...