The liver is the largest organ in the human body, carrying out more than 500 biological functions. In this program, you’ll learn the anatomy, size, and location of the liver. We’ll also explore the role of the liver in blood pressure, detoxification, digestion, and more. Also discussed: gall bladder, bile, and liver diseases.

What are the organs of taste and smell, and how do they work together? Learn about the tongue’s functions of taste, an anatomical description of smell, and an explanation of their roles in tasting and smelling!

The human body is truly extraordinary and rarely more so than in its ability to take care of itself. In this episode, we look at how we can optimise our health and maximise our own powers. With the help of our trademark, state of the art, scientific explanations. We meet a master of meditation and also some children just starting mindfulness classes, a psychiatrist able to hypnotise himself as well as a therapist using hypnosis as a form of anaesthetic...

One of our most eminent neuroscientists spent a year teaching himself to play the guitar. Why? Scientist Gary Marcus was keenly interested in how the brain can essentially rewire itself to make up for deficits caused by trauma. In the presence of Vernon Reid, #66 on Rolling Stone magazine's 100 Greatest Guitarists of All Time, Gary Marcus discusses the experience of learning to play and the impulses that brought him to music. Presented in association...

Take a tour of both the central and peripheral nervous systems, and find out how information travels from one part of the body to another. Watch how nerve impulses travel from neuron to neuron with the help of an animated diagram. Learn about the parts of the brain and understand their functions. See models of the eye, ear, tongue, and nose, and learn how sensations are communicated from these parts of the body to the brain.

Sleep is your life-support system and Mother Nature's best effort yet at immortality, says sleep scientist Matt Walker. In this deep dive into the science of slumber, Walker shares the wonderfully good things that happen when you get sleep -- and the alarmingly bad things that happen when you don't, for both your brain and body. Learn more about sleep's impact on your learning, memory, immune system and even your genetic code -- as well as some helpful...

Despite being identical twins, Adam and Neil Pearson look completely different. By conventional genetics, that should be impossible. But they share the faulty NF-1 gene, which for Adam caused uncontrolled tumors to grow on his face. For Neil, the gene caused short-term memory loss. In this powerful and personal film Adam and Neil find out why their condition has affected them in such different ways. It’s a journey that takes them back to the moment...

How much of what you think about your brain is actually wrong? In this whistlestop tour of dis-proved science, Ben Ambridge walks through 10 popular ideas about psychology that have been proven wrong — and uncovers a few surprising truths about how our brains really work.

Test your science knowledge playing a DVD game with clips from original Bill Nye the Science guy shows.

Reason TV’s Nick Gillespie sits down with UC Santa Barbara anthropology professor John Toobyand Leda Cosmides, a professor of psychology, who co-founded and co-direct the UCSB Center for Evolutionary Psychology. They believe their approach to examining the information-processing mechanisms that have evolved in the brain can provide greater insights into human behavior and cognition. They talk about their ideas and their perspectives and how they...