Reply
Sat 24 Sep, 2011 10:07 am
Context:
Relativity has been tested over and over again for a century, and as Carl Sagan, the late Cornell astronomer, liked to say: extraordinary claims require extraordinary evidence. “This is quite a
shake-up,” said Alvaro de Rujula, a theorist at CERN. “The correct attitude is to ask oneself what went wrong.”
More:
http://www.nytimes.com/2011/09/24/science/24speed.html?_r=1&ref=science
It's rather an odd usage, but it's understandable in English. It means that the event upset everyone involved because it was so unexpected. It throws many things into question, and so it "shakes up" previously held assumptions.