The oblique incidence of the Sun's rays provided a shield against the more powerful radiation.

Even the powerful radiations from their propulsion systems and the weapons reactors were undesirable.

It was also flashing death, in the form of powerful radiation; although powerful was a rather weak term.

Vitron-plants would grow only in powerful solar radiation and high humidity.

The ground had been fused by powerful radiation.

The observatory is to survey the sky for the most powerful radiations in the electromagnetic spectrum.

With all the tiny valve-doors closed, it rose quickly under the pressure of the powerful radiation.

In the process, he waged battle with the original Atom, exposing the hero to powerful radiation.

Scientists can only speculate on what is causing these powerful radiations.