Are We Ready for Mars

By Shelley Irwin

Published October 29, 2026 at 11:14 AM EDT

Mark Shelhemer discusses his book.

Is Mars the next big thing for travel, and are we ready? Biomedical engineer and human spaceflight expert Mark Shelhemer discusses his book Are We Ready for Mars, and how efforts to travel to Mars may transform the ways we approach human health here on earth.

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Shelley Irwin

Shelley Irwin is the host and producer for The Shelley Irwin Show, a news magazine talk-show format on the local NPR affiliate Monday through Friday. The show, broadcast at 9 a.m., features a wide variety of local and national news makers, plus special features.

See stories by Shelley Irwin