How could I signal to potential allies across the vast black reaches of interpersonal space?

NEWYORKER: Raj, Bohemian

For the first time, scientists have detected an oscillating signal of a star being destroyed by a supermassive black hole.

FORBES: Scientists Detect Star Being Devoured By Supermassive Black Hole

There, among 12-foot high stacks of old oscilloscopes and signal-conditioning gear, Williams points to a clunky black metal box about the size of an underwear drawer.

FORBES: Magazine Article

That rather obvious problem accounted for 185 of the cases, with damage to the unit by the offender, problems with the black box in the offender's home, and a weak signal rounding out the technical difficulties.

ENGADGET: Scots lose sight of early release offenders due to faulty electronic tags

The intelligent contrast engine constantly analyzes the signal and enhances the brightness of the bright objects on the screen while maintaining the black levels on the rest of the screen.

ENGADGET: Sharp announces new 6-, 7- and 8-Series AQUOS LED TVs as part of 2013 lineup (update: pricing info)

The red, green and blue components of the signal are fed into three separate high-definition cathode-ray tubes (in effect, fancy black-and-white televisions).

ECONOMIST: Curtains for celluloid