There is no better way to convey danger than the biological hazard symbol.Its ascent to the top of the warning-symbol heap has been relatively swift. Though the skull and crossbones has been ...

Since it was first designed in 1966, the biohazard symbol has become one of the most recognizable warning signs on the planet. As a work of graphic design, that’s incredibly impressive.

Visitors to some of the North East’s most visited landmarks were met with a surreal and unsettling sight this weekend — a giant, glowing biohazard symbol projected against ancient walls ...