It helped, too, that Pannun was easy to spot, in his mid-50s, with a thick gray beard and an ink-black turban, marks of his Sikh faith. From a short distance away, the surveillance team took photos of ...

Here is a close look at the common- versus differential-mode voltage and instrumentation amplifier (IA) topologies.

1. Fast and Slow Piles. This works well as a starting or closing activity. Students sort math fact cards into fast and slow piles. This visual way of tracking facts highlights which facts come ...

South Korea's factory activity contracted in October after briefly expanding a month earlier as businesses remained cautious amid a global outlook clouded by Washington's tariff policies. November 1, ...