Heat is produced from mechanical and electrical machines and human activities.

Through informational text with printable notes, interactive assignments, and video clips, students discover the structure and function of the human digestive system.

Students use this module to learn about the barrier defenses and the immune defense functions of the human body.

Understand the chemical and mechanical functions of the human digestive system.

From a chapter on Statics and Torque in a Physics textbook. This section of the chapter provides an in-depth discussion of forces and torque in the human body. We learn about muscular force, the importance of posture in preventing back...

The site gives a description of the chemical process of digestion which occurs in the human stomach. This site also discusses the gene and protein structure, mechanism of activation, and general distribution of the EGF Receptors in the...

Article on the effect of certain drugs on human personality. Article's foundation is in anti-psychotic research.

Students learn about artificial heart valves and the engineering design process used in mechanical heart valve designs. The objective of the lesson is to develop an understanding of the interface between man and machine and the impact of...

In this unit you will study the mechanisms involved in human reproduction. It contains 13 interactive activities.

A collection of high-quality scans of drawings by the Italian Renaissance master Leonardo da Vinci. Includes anatomical drawings, mechanical drawings, studies for sculpted works, and an assortment of oddities.

Being able to sense time helps us do everything from waking and sleeping to knowing precisely when to catch a ball that's hurtling towards us. And we owe all these abilities to an interconnected system of timekeepers in our brains. But...

In this activity, students use wood, wax paper and oil to investigate the importance of lubrication between materials and to understand the concept of friction. Using wax paper and oil placed between pieces of wood, the function of...

Physicists are used to the idea that subatomic particles behave according to the bizarre rules of quantum mechanics, completely different to human-scale objects. In a breakthrough experiment, Aaron O'Connell has blurred that distinction...

Major Resource Kits link academic majors to career alternatives by providing information on career paths, sample job titles, and a short bibliography of Career Resource Center materials available to students in a particular major....

Article on the effect of certain drugs on human personality. Article's foundation is in anti-psychotic research.

Article on the effect of certain drugs on human personality. Article's foundation is in anti-psychotic research.

This site from the Tal Cohen's Bookshelf provides a detailed review of the book, The Emperor's New Mind. An interesting look at the machines of our world and how they may take on more human tasks.

Through this unit, students act as engineers who are given the challenge to design laparoscopic surgical tools. After learning about human anatomy and physiology of the abdominopelvic cavity, especially as it applies to laparoscopic...

The ways in which animals have adapted so as to survive in a desert environment are described in this article. Mechanisms that humans have to help them cool themselves in a desert are also explained. (Published: December 17, 2009)

Using a household fan, cardboard box and paper towels, student teams design and build an evaporative cooler (swamp cooler). They learn about the process that cools water during the evaporation of water. They make calculations to...

Students explore the physical and psychological effect of stress and tension on human beings. They develop their observing, thinking, writing and teamwork skills by working on a group art project and reporting about it. They learn about...

Students explore the physical and psychological effect of stress and tension on human beings. Concepts of stress and stress management are introduced. Students discover how perception serves to fuel a huge industry dedicated to...

Students are introduced to superhydrophobic surfaces and the "lotus effect." Water spilled on a superhydrophobic surface does not wet the surface, but simply rolls off. Additionally, as water moves across the superhydrophobic surface, it...

How do the body's lungs work? Get a brief overview of how our lungs do their job. The explanations are accompanied by diagrams.