For Science of the Day: Bored one day at Imperial College's Blast lab, the Inside Knowledge team decided to recreate The White Stripes' "Seven Nation Army" using sounds made throughout the day by resident scientists doing science stuff.

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World's Saddest RSVP of the Day: Sad: Jack White and his rockstar model wife Karen Elson are calling it quits after six years of marriage. Happy (?): They're marking the occasion with a "divorce party."

The two met in 2005 on the set of the music video for The White Stripes' "Blue Orchid," and were married shortly thereafter.<