Much attention has been focused on Donald Trump’s use of words — that is, his peculiar style of oratory. But more attention should be paid to another feature of his discourse: his use of numbers.

Terahertz (THz) radiation, which occupies the frequency band between microwaves and infrared light, is essential in many next ...

This month, I’ll share some of the free software I use to understand how TV signals make it from the transmitter to the ...

Walk into any restaurant and you're being sized up before you even glance at the menu. It's the waitstaff who remember the bad tippers and try to avoid such individuals at all costs. Behind the polite ...