Experiment. Commemorate.

ex·per·i·ment (k-spr-mnt)

n.

1.

a. A test under controlled conditions that is made to demonstrate a known truth, examine the validity of a hypothesis, or determine the efficacy of something previously untried.

com·mem·o·rate (k-mm-rt)

tr.v. com·mem·o·rat·ed, com·mem·o·rat·ing, com·mem·o·rates

1. To honor the memory of with a ceremony. See Synonyms at observe.

2. To serve as a memorial to.