The following is an excerpt from OpinionJournal.com’s “Best of the Web” written by the editor, James Taranto.

If This Is a Controlled Experiment, We’d Hate to See an Uncontrolled One
“In a controlled experiment carried out by Alcoa Aluminium, 20 kilos (44 pounds) of molten aluminium was allowed to react with 20 litres of water, along with a small quantity of rust. ‘The explosion destroyed the entire laboratory and left a crater 30 metres (100 feet) in diameter,’ [scientist Christian] Simensen said.”–Agence France-Presse, Sept. 21

Hot? Not!
“A Very Inconvenient Truth: Al Gore Claims 8.6 Million People Viewed Climate Change Festival (Though the Real Figure ‘Was 17,000’)”–headline, Daily Mail (London), Sept. 23

News of the Tautological
“Republicans Vying to Take On Obama in 2012”–headline, Reuters, Sept. 22

News You Can Use
“Nasa Satellite Plunging to Earth: How to Avoid a Fiery Death”–headline, Daily /Telegraph website (London), Sept. 23

Bottom Stories of the Day
“Iranian President Slams U.S. in Speech at U.N. General Assembly”–headline, FoxNews.com, Sept. 22

For more “Best of the Web” click here and look for the “Best of the Web Today” link in the middle column below “Today’s Columnists.”