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I was just watching Crimson Tide. In the crews quarters in the sub they had a fish tank. The concept blows my tiny little mind.

Sorry I know this is well off topic and probably quite controversial. But imagine we were all looking to buy our first aquarium but had been priced out of the market by older aquarists who once buying their aquariums had put restrictions on how many new aquariums could be built. They bought as...

The only question I got right in last nights University Challenge. It went something like this: Haemoglobin and Chlorophyll are identical molecules if you replace the Iron in Haemoglobin with which element? 5 points for the first correct answer. .