AFTER cruising along comfortably for most of last year, the world’s largest economy lost altitude at the start of 2025 as consumers tired and the trade deficit ballooned on a tariff-related ...

Abstract: The performance of high-repetition-rate (e.g. MHz) 1030 nm-pumped lithium niobate (LiNbO3) terahertz (THz) source is significantly influenced by pulse duration, intensity, and pump ...

Trump and Musk can’t imagine a government that actually does positive things for citizens. So they either weaponize it or destroy it.