The 2014 Winter Olympics had more of an impact on the Top 25 than the Top 10, which had to shoulder old stalwarts like the death list, Reddit threads, TV shows and the eternal presence of Facebook; still, with four slots, it's the most searched topic on the list. Other topics of interest for the English-speaking world this week include Facebook's purchase of the mobile messager WhatsApp and the new trailer for Guardians of the Galaxy, which from the looks of things could spell another hit for Marvel Studios.
For the full top 25 report, including exclusions, see WP:TOP25
For the week of 16 to 22 February, the 10 most popular articles on Wikipedia, as determined from the report of the 5,000 most viewed pages were:
The mobile messaging service, which has a reputation as the site kids use to avoid their parents snooping on their Facebook pages, exploded into the public sphere when people wondered why on Earth Facebook would pay $19 billion for it.
A surprisingly specific article for the top 10, an indication of the event's popularity. Incidentally, Canada won gold; the US barely missed the podium. There will be some rowdy bars in Ottawa tonight.