Science Source December 28, 2009 DVD

A paintball fired directly at the vertical edge of a razor blade.

A paintball fired directly at the vertical edge of a razor blade.

A paintball fired into an egg.

A paintball fired into an egg.

A paintball fired into an egg.

A paintball fired into an egg.

An X-ray of a spray paint can.

An X-ray of a spray paint can.

A stone dropped in water, creating a splash.

A stone dropped in water, creating a splash.

An ice cube dropped in water, creating a splash.

An ice cube dropped in water, creating a splash.

A tomato dropped in water, creating a splash.

A red apple dropped in water, creating a splash.

A green apple dropped in water, creating a splash.

A green apple dropped in water, creating a splash.

A lemon dropped in water, creating a splash.

A lemon dropped in water, creating a splash.

A lemon dropped in water, creating a splash.

Color-enhanced x-ray of a healthy human foot.

Color-enhanced x-ray of a healthy human foot.

A color-enhanced x-ray of a house cat. This cat has a large cancer tumor near the abdomen.

A color-enhanced x-ray of a house cat. This cat has a large cancer tumor near the abdomen.

Side view x-ray of the knee demonstrates evidence of a total knee replacement, which was performed because of severe osteoarthritis.

Side view x-ray of the knee demonstrates evidence of a total knee replacement, which was performed because of severe osteoarthritis.

Side view x-ray of the knee.

Frontal x-ray of the knee with fixation devices, evidence of a prior anterior cruciate ligament (ACL) repair.

X-ray of the knee with fixation devices, evidence of a prior anterior cruciate ligament (ACL) repair.

X-ray showing a person with a total left knee replacement.

Frontal x-ray of human adult knees. The person suffers from osteoarthritis.

Dental x-ray of human teeth, showing an elderly person who has lost a number of teeth.

X-Ray of lower spine. A medial probe is inserted towards the spine in a medical procedure to check spinal fluid pressure.

X-Ray of lower spine. A medial probe is inserted towards the spine in a medical procedure to check spinal fluid pressure.

This x-ray shows a patient's lumbar spine from various views. This composite image shows several views of the same individual.

This x-ray shows a patient's lumbar spine from various views. This composite image shows several views of the same individual.

Conceptual image of junk food passing through the arteries into the heart.

Color-enhanced x-ray of an implantable cardioverter-defibrillator (ICD), commonly known as a pacemaker. This is a small battery-powered electrical imp...

Color-enhanced x-ray of an implantable cardioverter-defibrillator (ICD), commonly known as a pacemaker. This is a small battery-powered electrical imp...

Color-enhanced x-ray of an implantable cardioverter-defibrillator (ICD), commonly known as a pacemaker. This is a small battery-powered electrical imp...

Color-enhanced x-ray of an implantable cardioverter-defibrillator (ICD), commonly known as a pacemaker. This is a small battery-powered electrical imp...

Color-enhanced x-ray of an implantable cardioverter-defibrillator (ICD), commonly known as a pacemaker. This is a small battery-powered electrical imp...

Color-enhanced x-ray of an implantable cardioverter-defibrillator (ICD), commonly known as a pacemaker. This is a small battery-powered electrical imp...

Color-enhanced x-ray of an implantable cardioverter-defibrillator (ICD), commonly known as a pacemaker. This is a small battery-powered electrical imp...

Color-enhanced x-ray of an implantable cardioverter-defibrillator (ICD), commonly known as a pacemaker. This is a small battery-powered electrical imp...

Color-enhanced x-ray of dowager's hump. This is an abnormal outward curvature of the vertebrae of the upper back. Compression of the front (anterior)...

Color-enhanced x-ray showing endotracheal intubation. Intubation refers to the placement of a tube into an external or internal orifice of the body. A...

Color-enhanced x-ray showing endotracheal intubation. Intubation refers to the placement of a tube into an external or internal orifice of the body. A...

Color-enhanced x-ray of dowager's hump. This is an abnormal outward curvature of the vertebrae of the upper back. Compression of the front (anterior)...

Color-enhanced x-ray of an implantable cardioverter-defibrillator (ICD), commonly known as a pacemaker. This is a small battery-powered electrical imp...

Color-enhanced x-ray of an implantable cardioverter-defibrillator (ICD), commonly known as a pacemaker. This is a small battery-powered electrical imp...