Science and the scientific method

How much evidence do you need before you'll believe something? What experts do you trust? If someone or some group has (intentionally or unintentionally) misled you, will you NEVER trust them again? begin forward from ESkeptic:

In this free audio download of Lecture 1, Dr. Shermer answers the questions What is History? What is Science? and What is the History of Science? Along the way he shows that the facts never just speak for themselves but must be interpreted through hypotheses, theories, models, paradigms, and even worldviews, and that science is a social process conducted by people with a host of cognitive biases, and how this fact led to the development of a rigorous scientific method to help avoid these psychological shortcomings to our observations and conclusions. DOWNLOAD the sample MP3 (65MB)