Some surfaces claim precision—but under an atomic force microscope, most don’t stand a chance. We scanned everything from gage blocks to silicon to find the flattest material known. Trump reaction to ...

Making a truly flat surface is a modern engineering feat, and not a small one. Even making something straight without ...

In a rebuke to the president, the Senate narrowly agreed to bring up a War Powers Act resolution for a vote next week. The measure would require Mr. Trump to seek congressional authorization for ...

Without metrics to track performance, marketing and business plans are ineffective. For marketers, three primary metrics constitute a starting point for tracking their performance. Once companies are ...

Quantum metrology uses quanta — individual packets of energy — for setting the standards that define units of measurement and for other high-precision research. Quantum mechanics sets the ultimate ...