Time difference between Boston , MA, and Sao Paulo, Brazil?

According to the world clock - time zone converter: The World Clock – Time Zone Converter – results At the specified time, local time in Sao Paulo was 1 hour ahead of Boston Location Local time Time zone Boston (U.S.A. - Massachusetts) Tuesday, May 13, 2008 at 11:00:00 AM UTC-4 hours EDT Sao Paulo (Brazil - São Paulo) Tuesday, May 13, 2008 at 12:00:00 Noon UTC-3 hours Corresponding UTC (GMT) Tuesday, May 13, 2008 at 15:00:00 Glossary Noon The middle of the day UTC Coordinated Universal Time - the international basis for other time zones. Same time as for GMT (Greenwich Mean Time) and Zulu time. I didn't know there was such a thing as the time zone converter. LOl. Anyways, it says there is a one hour difference in time. So, I guess it would be noon time in Brazil. however, I'm not to sure about it being Daylight Savings time in Boston.  more