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Genetics: Scientists work on whales instead of cattle. Work on cattle genetics has shown the way to determine the sex of whales using a sam...

Chemistry: Life began near an active volcano in a freshwater puddle. Use your imagination and assume that life began in a puddle of fresh w...

Sewerage is just a load of crap. If you think this you are on the wrong track. It can be a valuable commodity. The cleaning process begin...