10 to the minus 37
The title refers to the moment the universe began to expand (0.000000000000000000000000000000000001 seconds). The sculpture is life size, give or take a few centimeters, of the universe at that moment. The sphere contains a radioactive core of Radium isotope 226, once used to illuminate watch hands, to tell time in the dark.
Lead, Radioactive core (Radium, isotope 226). 40cm x 40cm.