Hacker group Anonymous takes down a Koch-backed website, two GOP groups plan to spend $120 million on the 2012 campaign, and sex in a Northwestern University classroom. These discoveries and more after the jump.

On a regular basis, Truthdig brings you the news items and odds and ends that found their way to Larry Gross, director of the USC Annenberg School for Communication. A specialist in media and culture, art and communication, visual communication and media portrayals of minorities, Gross helped found the field of gay and lesbian studies.

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‘Anonymous’ takes down Americans for Prosperity website The online activist group “Anonymous” has turned its firepower on the Koch-backed conservative group Americans for Prosperity, making the group’s site intermittently unavailable.

Two ‘shadow GOP’ groups plan to spend $120 million on the 2012 campaign A pair of conservative groups with ties to former Bush advisers Karl Rove and Ed Gillespie plans to nearly double what the organizations spent in 2010 to boost Republicans in next year’s elections.

The “live sex show” professor speaks If he had it to do over again, professor John Michael Bailey says he probably wouldn’t allow a live sex demonstration in his human sexualities class at Northwestern University — but not because he thinks it was inappropriate.

The Meet Market In a college campus study in 1989, physically attractive people approached opposite-sex students and asked, “Would you go to bed with me tonight?” Not a single woman said yes, but seventy-five percent of men accepted the invitation.

Low blood pressure for years Years in graduate school may be good for both mind and body. A new study suggests advanced education is linked to lower blood pressure, particularly for women.

Videos a weapon in Wisconsin fight Stung by allegations of incendiary, racist and homophobic rhetoric at tea party rallies last year, conservative activists with flipcams and camera phones have circulated at the union protests sprouting up across the country in hopes of catching violent or abusive behavior by their liberal adversaries.

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