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Farming water on Mars

Mars is a different place than Earth. There is water on Mars, more than the Moon, but lots less than on our own world. But the water on Mars is the same H2O we have here, and we should use it when we travel to Mars and set ...

dateOct 05, 2015 in Space Exploration
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The predator survives – but the ecosystem crashes

What do killer whales, polar bears and humans have in common? They are adaptable predators with the ability to select new prey when their favourite food is in low supply. But this change can disrupt entire ecosystems.

dateOct 06, 2015 in Ecology
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