These days we estimate that a round trip to Mars, if we had the technology, might take around 2-3 years. Here, we investigate.
Did you know that common household items like fruit and furniture give off radiation? It’s true.
Pilots can be exposed to serious levels of damaging UVA radiation in the cockpit.
How worried should we be about the radiation leaks from Japan’s Fukushima nuclear reactors and are there ways to protect ourselves and our health?
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