Phoenix Mars Mission; Brain Trauma; Mammoth Mystery; Judah Folkman Tribute


Episode Info

The NASA mission to search for water on Mars; forensic science's take on the fossilized remains of two mammoths whose tusks were entwined as if in battle; a profile of cancer researcher Judah Folkman (1933-2008), who, despite skepticism from the medical community, proposed the now-accepted idea of cutting off the blood supply to tumors.