In the March 15 “Future Tense,” Jeffrey Carr incorrectly stated that HP had acquired McAfee. McAfee was purchased by Intel, while HP has acquired Fortify Software.

In a March 14 “Moneybox” column, Matthew Yglesias referred to the Cathedral of Notre Dame as an example of Catholic Church real estate holdings. The cathedral is the property of the French state.

In a March 13 “Brow Beat” post, Miriam Krule misspelled the name Piz, the Veronica Mars character played by Chris Lowell.

In the March 12 "Technology," Farhad Manjoo wrote that rates for gigabit Internet access in Chattanooga, Tenn., were as much as $350 a month, and he linked to a 2010 New York Times article about the plans. The price has since gone down.

In a March 13 "TV Club," Chris Kirk referred to Sophia, a character in AMC's The Walking Dead, as Susan.

In a March 13 “War Stories,” Fred Kaplan stated that South Korean President Park Geun-hye has mused over whether her country should build its own atomic arsenal. The sentence has been updated to reflect that many influential South Koreans have speculated on this point.

In a March 12 "Crime,” Tom Vanderbilt misidentified Babak Javadi on two subsequent references as “Savadi.”

In a March 12 “Culturebox,” Tanner Colby stated that John Belushi died of a cocaine overdose. Belushi had taken a speedball, a combination of cocaine and heroin, the night he died, and the coroner's report concluded that either drug may have been ultimately responsible for his death.

In a March 12 “Science,” Tara Haelle  misstated the mnemonic for the PEMDAS order of mathematical operations rule. The second element is excuse, not forgive, in “Please excuse my dear Aunt Sally.”

Due to a production error in a March 12 "Technology," the caption for the Google Fiber Space showroom photo incorrectly identified the location of the showroom in Kansas City, Kan. It is in Kansas City, Mo.

In a March 12 “XX Factor” blog post, Alyssa Rosenberg misspelled Albuquerque.

In a March 11 "Brow Beat" blog post, William Brennan misstated the name of the Massachusetts Eye and Ear Infirmary.

In a March 11 "Harvard Business Review," Ray Fisman misspelled the economist Chris Nosko’s last name.

In a March 11 "Superman,” Will Oremus misidentified the material of the tube that gave Oscar the macaque a sip of Crystal Light when he succeeded in moving a cursor with his mind. It was made of copper, not plastic.

In a March 9 “Bad Astronomy” post, Philip Plait indicated that graphic designer Simon Wright worked for a company called HubeCreative. He does not.

In the March 8 "Behold" blog post, David Rosenberg described Kodachrome Basin State Park as a national park.

In a Feb. 19 “Human Nature,” William Saletan used the phrase "civilian casualty rate" to describe the ratio of civilian deaths to enemy combatant deaths. Casualties include injuries as well as deaths. The phrase has been changed to "civilian death rate" in all instances.

Slate strives to correct all errors of fact. If you've seen an error in our pages, let us know at corrections@slate.com. General comments should be posted in our Comments sections at the bottom of each article.