In this new 2022 high-definition program, learn all about butterflies, moths and the amazing process of metamorphosis. How many varieties of butterflies and moths are there? Why do butterflies have spots on their wings that look like eyes? What evolutionary benefit might these "eyes" provide? Do moths really make silk? How does a caterpillar become a butterfly or moth? What is a chrysalis? How are Monarch butterflies capable of multi-generational...

Learn all about the history of and most recent breakthroughs in robotics and artificial intelligence. What was "The Mechanical Turk"? What are the differences between androids and cyborgs? Are drones flying robots? What is artificial intelligence? What are the functions of sensors, control systems and end effectors in robots? What is the job of roboticists? What are the latest developments in robotics from Boston Dynamics and Honda? How are they revolutionizing...

Energy is constantly being used and re-used. Energy begins with the Sun, moves through to plants, then insects and animals, and so on. These are steps of the food chain. Organized like a pyramid, each level represents a different step to the continual recycling of energy. Learn about photosynthesis and how it works, the food chain and the species the make up each level, how energy changes between levels, and the role of carbon and other minerals....

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.

For thousands of years, humankind has known the specific characteristics of various species. Over the centuries, we have learned that plants can be modified and animals can be bettered through selective breeding. Genetic engineering was common practice in the field and stable long before it was born in the laboratories of scientists. In this program, explore manipulation and transference of genetic information from one organism to another, the present...

The pace of life has greatly increased, and the escalation of chronic stress is costing people their health, relationships, and careers. In this program, an immunologist, a psychiatrist, and a mental skills coach lay bare the symptoms of chronic stress, the negative impact on the body of continual exposure to adrenalin and cortisol, and biological and psychological factors that influence vulnerability to overstressing. The fight/flight/freeze response...