Bionics uses mechanical and electronic technology to solve biological problems. How does it help people who have lost limbs walk again? How does it return hearing or vision to the deaf or blind? What crucial organs can it replace inside the body? Learn more about how today's bionics are extending, improving, and saving lives.

Forensic scientists study evidence to figure out who committed a crime. But how do they determine the cause of death? And how do they use trained dogs and devices to track scents? Learn about the latest tools and techniques in use by forensic scientists, and discover how their work helps bring criminals to justice. Please The original source audio for this production includes noise/volume issues. This is the best available audio from the publisher.