Acid rain is a popular term referring to the deposition of wet poo and cats. No, not really. But that’s what people looking at Wikipedia’s article on acid rain could have read on December 1, 2011. An ...

Image: Popular Science composite by Tag Hartman-Simkins. Source: HBO; Allison Robbert / AFP via Getty Images; Max ...

Wikipedia: The settler of dinnertime disputes and the savior of those who cheat on trivia night. Quick, what country has the Nile’s headwaters? What year did Gershwin write “Rhapsody in Blue”?

The time had come to choose a major at Caltech, and Alice Michel had a notion that intrigued her. But when she looked it up on Wikipedia, what she got was a whole lot of gobbledygook. It was, she ...

Back in December, online encyclopedia – written and edited collaboratively by anyone – encountered a nice wollop of Wiki-controversy. You might recall it was jumpstarted by former journalist John ...

Depending on what day you search, Wikipedia may say global warming is "a sham" or that there is "a consensus view that it is man-made." That kind of flux isn't unusual: Wikipedia pages on hot-button ...

We recently published a bit of a rant about many Wikipedia science entries leaving a lot to be desired. In response, we were informed that an effort to improve that situation was already brewing. In ...

With nearly 7 million articles, the English-language edition of Wikipedia is by many measures the largest encyclopedia in the world. The second-largest edition of Wikipedia boasts just over 6 million ...

Wikipedia may be a fantastic resource, but any savvy Internet user is aware of its limits. Edit wars, entries made and modified for PR purposes, hoaxes, and basic inaccuracies all creep into (and back ...

Between 7 and 11% of prominent chemists, both living and dead, are women. That’s according to the worldview represented on Wikipedia, anyway. Compared with employment and degree statistics for ...