The old radiation symbol was certainly a timeless masterpiece of paranoid Cold War aesthetics, but it only makes sense if you already know what it means. If confronted with the relic of such a ...

With radiating waves, a skull and crossbones and a running person, a new ionizing radiation warning symbol is being introduced to supplement the traditional international symbol for radiation, the ...

The circle in the middle of the trefoil represents an atom and the blades represent the three common types of ionizing radiation emanating from it — alpha (α), beta (β) and gamma (γ). The symbol was ...

The symbol is the result of a five-year project conducted in 11 countries and was tested with different population groups – mixed ages, varying educational backgrounds, male and female – to ...