It has perplexed humanity from as early as the Ancient Greeks. So which came first, the chicken or the egg? We take a crack at this curious conundrum.
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Scoop.it!
To shield themselves from oil price gyrations, airlines are experimenting with fuels that incorporate ingredients like used fryer oil and algae. 
olsen jay nelson's comment,
November 15, 2011 6:19 PM
Great! I just found out about electric planes being made by Boeing and that are soon to be incorporated into prominent airline fleets. I can't believe how late to the show I am with hearing about all this.
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