scientific progress goes boink

Researchers share MRI video of knuckle cracking

EDMONTON, Alberta, April 16 (UPI) -- University of Alberta researchers shared an MRI video showing what goes on inside the hand when someone cracks a knuckle.

The video, released as part of a study published Wednesday in journal PLOS ONE, shows the knuckle joint separating and creating a bubble of gas in the synovial fluid between the bones when the researchers used a cable to pull the man's finger and crack his knuckle.

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250-year-old sex toy found in 18th-century Polish toilet

GDANSK, Poland, April 16 (UPI) -- Archaeologists examining the site of an 18th-century latrine said they discovered a 250-year-old sex toy apparently dropped into the toilet by its user.

The Regional Office for the Protection of Monuments in the Baltic city of Gdansk said the sex toy, consisting of an artificial penis and testicles, dates from the second half of the 1700s and was found "preserved in excellent condition."

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i clearly went into the wrong area of science.