Science Source December 28, 2009 DVD

A doctor evaluates a patient in the tinnitus clinic at the SUNY Health Science Center in Brooklyn, NY. Tinnitus, (ringing or buzzing in the ears), can...

Pharmaceutical production at a plant in the UK.

Portrait of an African-American doctor wearing OR scrubs.

Boy having his temperature taken with a glass thermometer.

Image of a wheelchair.

An MRI scan of a healthy human head.

A patient undergoing color doppler test to monitor blood flow. Doppler technique is used in ultrasound imaging to monitor the behavior of a moving str...

Drawing blood for testing from a patient.

Taking blood pressure during a physical exam.

Image depicting a man suffering from back pain.

MRI of an arthritic hip.

MRI of an arthritic hip.

Color enhanced X-ray showing arteriovenous malformation (AVM), an abnormal connection between veins and arteries.

Blood of patient with mycosis fungoides cancer is treated by UV light and drugs.

An electrocardiogram sensor records a pulse from the fingertip.

Anesthesiologist gives oxygen to an ECT patient.

Computer tomographic image of the contours of the human hand.

Historic image of a core memory card. Reflected light micrograph; 5x magnification. Core memory has since been replaced by the silicon chip.

Historic image of a core memory card. Reflected light micrograph; 2x magnification. Core memory has since been replaced by the silicon chip.

Boy having his temperature taken with a glass thermometer.

Boy having his temperature taken with a glass thermometer.

A woman being tested in a bone density machine.

Chest X-ray of a 50 year old female with lung cancer (left upper lobe).

Stethoscope in doctor's pocket.

A researcher sits behind a two-way mirror and observes children's behavior in a day-care setting.

Whole blood serum is prepared for hepatitis testing through radioimmunoassay (RIA).

Whole blood serum is prepared for hepatitis testing through radioimmunoassay (RIA).

Specimen cultures are tested for the presence of tuberculosis bacteria.

Specimen cultures are tested for the presence of tuberculosis bacteria.

Doctor takes blood sample for cholesterol analysis.

Testing blood for cholesterol level in a patient. Cholesterol shows up as blue on a test strip.

A blood test showing a normal level in total blood cholesterol.

Taking an analysis for total blood cholesterol level.

A blood test showing a high level in total blood cholesterol.

Specimen cultures are tested for the presence of tuberculosis bacteria.

Testing whole blood serum for hepatitis testing through radioimmunoassay (RIA).

Woman talks with her doctor while waiting for cholesterol test results.

Apparatus and blood sample on a test tab.

MRI scan of the brain of a patient sufering from multiple sclerosis.

This color enhanced, sagittal (from the side) MRI image of the brain shows normal anatomy including the cerebral hemispheres, the brainstem and the ce...

This color enhanced, sagittal (from the side) MRI image of the brain shows normal anatomy including the cerebral hemispheres, the brainstem and the ce...

This color enhanced, sagittal (from the side) MRI image of the brain shows normal anatomy including the cerebral hemispheres, the brainstem and the ce...

This color enhanced, sagittal (from the side) MRI image of the brain shows normal anatomy including the cerebral hemispheres, the brainstem and the ce...

This color enhanced, sagittal (from the side) MRI image of the brain shows normal anatomy including the cerebral hemispheres, the brainstem and the ce...

1943 steel cents cling to horseshoe magnets. Due to a war-time copper shortage, the US switched to zinc-coated steel for 1943.

Angiogram showing narrowing in coronary artery. One in a series of three.

Series of angiograms showing narrowing in the coronary artery. In this image the blockage has been resolved after balloon dilation. Third in a series...

Series of angiograms showing narrowing in the coronary artery. In this image a balloon has been inflated in the artery at the site of narrowing. Two i...

Computer simulation of the distribution of radioactivity in the Northern Hemisphere ten days after the accident at the Chernobyl atomic power station,...

Pre-Columbian corn found in archaeological excavation; part of an ecological rescue program at Xochimilco Floating Gardens, Mexico, a UNESCO World Her...