Oxyglobin, artificial blood; low-voltage electricity rids cows of pests; Internet day-care; roller coasters.

Our hosts delve into recent advancements in technology that have enabled the FBI to create a genetic database in the ongoing fight against sexual predators, doctors to provide unprecedented opportunities for those suffering from physical disabilities to lead fully functional and self-dependent lives, and even locating, retrieving, and restoring shipwrecked artifacts formerly believed to be lost.

This week's installment follows inspiring stories surrounding various victims of debilitating illnesses, the longevity of the elderly spirit, and resources being explored in the endless research into the vast universe.

The latest discoveries related to time travel; skunks as pets; nuclear waste.

An interview with Jane Goodall and a profile of her favorite photographer, Nick Nichols.

Witness such awe-inspiring stories as a multi-decade project from a perpetually rotating team of sculptors to replicate a lost Da Vinci masterpiece, a material used for canoes that could conceivably be used as a cheaper and more effective alternative to common and finite resources, and an amateur pilot whose homemade airplane successfully traveled intercontinentally.