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In 1767, the English chemist Joseph Priestley conducted an experiment in a brewery that involved hanging a bowl of distilled water above a beer vat. This unlikely set-up resulted in carbon dioxide infusing the water, resulting in carbonated water. Priestley tasted the water and found it to his liking. He continued his experiments and published the scientific paper “Impregnating Water with Fixed Air” in 1772. But Priestley would become distracted with other projects, such as discovering oxygen and introducing the Unitarian religion to England, and he allowed his experimental work with carbonated water to be expanded by others, resulting over...

I have received a few requests from pro-lifers like Vicki:Can you provide some clarity to the Pepsi/cells from aborted babies controversy.  I cannot sort out whether this is valid or not. Yes and NoBottom line: There are no aborted embryonic or fetal cells in any of PepsiCo’s final products.But: Aborted cells are used in the development of artificial flavor enhancers by biotech company Senomyx, with which PepsiCo signed a four-year, $30 million agreement in 2010 for research and development. No Pepsi products containing Senonymx flavor enhancers should be expected until 2013.Senomyx’s disputed cell line is HEK-293, derived from the kidney...