IN SHORT

Today is Add Date. It’s the last day to add a class or drop a class without record. How many classes will you add?

MIT is No. 7 in the Times Higher Education World University Rankings.

The externship application deadline is extended to Oct. 12. Visit http://alum.mit.edu/students/externships to apply.

Sign up for senior yearbook pictures at http://www.photoappointment.com/.

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