Science North in Sudbury will celebrate 30 years of operation this weekend. The celebration kicks off Friday night as Science North CEO Guy Labine will be joined by several guests, as they look back at 30 years of the science centre’s history. Guests are invited to enjoy cake and watch as the candles are blown out in typical Science North style. There will be special programming all weekend with details available on their website. sciencenorth.ca/30.