Practically every food you buy in a store for consumption by humans is genetically modified food. There are no wild, seedless watermelons. Thereโs no wild cows.
Neil deGrasse TysonIf Earth ever suffers a runaway greenhouse effect (like what has happened on Venus), then our atmosphere would trap excess amounts of solar energy, the air temperature would rise, and the oceans would swiftly evaporate into the atmosphere as they sustained a rolling boil. This would be bad.
Neil deGrasse TysonIf aliens did visit us, I'd be embarrassed to tell them we still dig fossil fuels from the ground as a source of energy.
Neil deGrasse Tyson