The Big Bang Theory › Season 11

S11 E13: The Solo Oscillation

When Sheldon kicks Amy out to work solo, she and Leonard bond during a series of science experiments. Also, Bert the geologist replaces Wolowitz in the band Footprints on the Moon, and Sheldon finds Penny a surprising source of scientific inspiration.

Air date	Jan 11, 2018
Runtime	21 minutes
TMDB rating	★ 6.9/10