How well do you remember the pH scale from chemistry class? Today’s Google Doodle presents a small interactive to jog your memory, and more importantly, celebrate Søren Peder Lauritz Sørensen, the ...

There’s a time for tongue-puckering lambics and Berliner Weisses, but most beer drinkers want something a little more balanced for day-to-day sipping. Thanks to the pH scale that Tuesday’s Google ...

The Danish chemist was the head of Carlsberg Laboratory at the time of the scale's creation, and died in 1939 at 71 years old. Jennifer Bisset was a senior editor for CNET. She covered film and TV ...

Acid/base indicators are described and used to identify substances as acids or bases. Indicators and the pH Scale: Acid/base indicators are described and used to identify substances as acids or bases.

The 1970’s was the decade that illuminated the threat of acid rain to the citizens of the US. It had been known to exist several years before, but the sources of the problem did their best to suppress ...

Add Yahoo as a preferred source to see more of our stories on Google. There’s a time for tongue-puckering lambics and Berliner Weisses, but most beer drinkers want something a little more balanced for ...