"Asteroids and Comet Impacts" is the topic of tomorrow's free presentation in the University of Hawai'i Institute for Astronomy's new Maui Maikalani Community Lecture series.

The event will run 6:30 to 7:30 p.m. at the Maikalani Advanced Technology Research Center at 34 'Ohi'a Ku St. in the Kulamalu Town Center.

Joe Ritter, will discuss collisions between near-Earth objects, current research efforts, and past and future effects on the evolution of life on this planet.

His current research areas include active optical systems, nanotechnology, biology and oncology.