Science Future Science Future for May 7, 2011 Share this:EmailFacebookRedditTwitterPrint By Science News April 22, 2011 at 10:38 am May 21–22 Shoot off rockets and hear astronomers sing in Raleigh, N.C. Go to naturalsciences.org May 26 Application deadline for the Commerce Department’s i6 Green Challenge for energy entrepreneurs. For info, go to www.eda.gov/i6 June 15–18 Around Boston, cheer on young inventors, tackle design tasks and marvel at cool technologies. See eurekafest2011.org