In a July 12 Books, Katie Engelhart misidentified the River Cam as the River Thames.

In a July 12 Brow Beat post,  Aisha Harris misstated that Johannes Mehserle was charged with involuntary manslaughter. Mehserle was charged with murder and convicted of involuntary manslaughter.

In a July 12 Crime post, Justin Peters stated that Eric Vita placed his gun on top of his seat rather than beneath it.

In a July 12 Weigel, David Weigel misspelled Daren Bakst’s first name.

In a July 12 Weigel, David Weigel misspelled John Fleming's first name, incorrectly cited America's Voice as American Voices, and misstated that President Obama could have placed Sen. Susan Collins in the Senate instead of the Department of Homeland Security.

In a July 11 Behold blog post, David Rosenberg misidentified Legos as an American toy. They are made by a company in Denmark.

In a July 11 Brow Beat post, David Haglund referred to Too Much Light Makes the Baby Go Blind as an “improv show.” It is a scripted performance.

In a July 11 Slatest post, Josh Voorhees mistakenly described Transparency International's Global Corruption Barometer as an annual report. It is biennial.

In a July 10 Future Tense blog post, Ryan Gallagher incorrectly reported that LD 415, which requires warrants for law enforcement to engage in cellphone tracking, was not signed off by Maine Gov. Paul LePage due to “inaction.” In fact, LePage vetoed the bill in a move that was later overridden by the Maine legislature. The post has also been edited to reflect that the final version of the bill removed a requirement to produce a transparency report and deleted a clause specifying that a delay in notification could not be extended beyond 180 days.

A July 10 Trending News Channel video said the core of a huge gas cloud in the Milky Way could create a star 500 times the sun’s mass. The star or stars it creates could be about 100 times the sun’s mass.  

In a July 10 Vault blog post, the headline misspelled Katharine Hepburn's first name.

In a July 8 Bad Astronomy blog post, Phil Plait listed the date of the Atlanta Star Party as Wednesday, Aug. 29. It is actually Thursday, Aug. 29.

In a July 8 Crime blog post, Justin Peters reported that there have been eight accidental child shooting deaths in Ohio since the Newtown massacre. In fact, there have been seven.

In a July 8 Florida, Craig Pittman described Boca Grande as an island. It is a village on Gasparilla Island. Both the village and the island are plagued by invasive iguanas.

In a July 8 Science, Liam Drew misspelled the name of an Old World monkey with screamingly, beguilingly bright blue balls. It is a vervet monkey, not a velvet monkey.

In a July 8 Weigel blog post, David Weigel misspelled Mark Leibovich's last name.

In a July 8 XX Factor blog post, Emily Bazelon stated that Andy Murray was the first Brit to win Wimbledon in 77 years. While Murray is the first British man to win the title in 77 years, Virginia Wade won the women's singles title in 1977.

In a July 4 Culturebox, Mark O'Connell misspelled the name of the fanzine Nardwuar presented to Questlove. It's spelled Roctober, not Rocktober.

In a July 3 Bad Astronomy blog post, Phil Plait attributed a song to the band the Gargle Blasters. It was actually created by Alison Rush, who in jest used the name the Gargle Blasters as her band name, not knowing it was already in use by the other band.

In a July 2 Bad Astronomy blog post, Phil Plait indicated that a dark plume in a Russian rocket engine's exhaust may have been linked to the failure of the rocket. The dark plume appears in all Proton-M rocket launches. Plait also provided links to statements on a Facebook fan page for the Russian space agency Roscosmos, but since that was not the official agency page, the links were subsequently removed.

A July 2 DoubleX, Cristina Nehring incorrectly stated that Michael Jackson died because he took an “anti-anxiety” medication. He died of an overdose of propofol, an anesthetic that he used illegally. Also, the writer mischaracterizes the memoirist as an alcoholic, when actually she was addicted to cocaine and heroin. 

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.