ATLANTA — Whenever the Giants hear they are too old to win, they counter that experience and calm under fire can overcome youth and athleticism.

Step into the laboratory, boys. You are about to find out.

The Giants, who have the second-oldest roster in the National League per ESPN, will face three of the four youngest teams on a 10-game trip that begins Friday night at SunTrust Park. All have better records than the Giants, who are 16-15.

The Giants (average age 29.5 years, including players on the disabled list) will face the Braves (27.7) for three games before heading north for four against the Phillies (26. …continue reading here…