Science Source December 28, 2009 DVD

Watering can on a dry lake bed; Mojave Desert, California.

Watering can on a dry lake bed; Mojave Desert, California.

Watering can on a dry lake bed; Mojave Desert, California.

Sink drain on a dry lake bed; Mojave Desert, California.

Sink drain on a dry lake bed; Mojave Desert, California.

Cathode rays (also called an electron beam or e-beam) are streams of electrons observed in vacuum tubes, i.e. evacuated glass tubes that are equipped...

Cathode rays (also called an electron beam or e-beam) are streams of electrons observed in vacuum tubes, i.e. evacuated glass tubes that are equipped...

A flame test is a procedure used in chemistry to detect the presence of certain metal ions, based on each element's characteristic emission spectrum.

The light ray inside the stream of water in this demonstration behaves as it would inside an optical fiber. The light beam travels in through one end...

The mineral graphite is one of the allotropes of carbon. It was named by Abraham Gottlob Werner in 1789 from the Greek "graphein" (to draw/write), for...

The mineral graphite is one of the allotropes of carbon. It was named by Abraham Gottlob Werner in 1789 from the Greek "graphein" (to draw/write), for...

Lithium salts were used during the 19th century to treat gout. Lithium salts such as lithium carbonate (Li2CO3), lithium citrate, and lithium orotate...

A cathode ray computer monitor is distorted by a magnet.

An example of precipitation: potassium iodide poured into colorless lead nitrate produces yellow lead iodide. 1 in a series of 4.

An example of precipitation: potassium iodide poured into colorless lead nitrate produces yellow lead iodide. 2 in a series of 4.

An example of precipitation: potassium iodide poured into colorless lead nitrate produces yellow lead iodide. 3 in a series of 4.

An example of precipitation: potassium iodide poured into colorless lead nitrate produces yellow lead iodide. 4 in a series of 4.

Demonstration of static electricity, 1 of 2. Static electricity refers to the buildup of electric charge on the surface of objects. The static charges...

Demonstration of static electricity, 2 of 2. Static electricity refers to the buildup of electric charge on the surface of objects. The static charges...

A zinc bar in a solution of copper sulfate results in an oxidation-reduction reaction, a chemical reaction in which electrons are transferred from one...

A zinc bar in a solution of copper sulfate results in an oxidation-reduction reaction, a chemical reaction in which electrons are transferred from one...

Arsenic, a notoriously poisonous element.

The decomposition of hydrogen peroxide is catalyzed by the addition of an iodide salt. Some of the iodide ions are oxidized to molecular iodine, which...

The decomposition of hydrogen peroxide is catalyzed by the addition of an iodide salt. Some of the iodide ions are oxidized to molecular iodine, which...

Reaction of colorless dinitrogen tetroxide (N2O4) to form brown nitrogen dioxide (NO2). Initially, only N2O4 is present and only the forward reaction...

Nitrogen dioxide (NO2) gas being produced when copper is placed in concentrated nitric acid (HNO3).

The chemical element phosphorus. A multivalent nonmetal of the nitrogen group, phosphorus is commonly found in inorganic phosphate rocks.

Sodium is a soft, silvery white, highly reactive element and is a member of the alkali metals.

Sodium is a soft, silvery white, highly reactive element and is a member of the alkali metals.

Blood pressure may fluctuate in some patients. This elderly man is experiencing a very low (88/52) blood pressure. His pulse was 64/minute.. He was ad...

Disclosing tablets used to stain plaque, and help children brush their teeth sufficiently.

Sputter coating a specimen. Sputter coating is a process in which is specimen is coated in a thin layer of heavy metal. This increases a specimen's ab...

Kefir grains are a combination of bacteria, yeast, lipids, sugars, and proteins. It is added to milk, in which it ferments, to create the beverage kno...

An Axial Brain MRI showing different slices from inferior to superior. This particular type of imaging sequence in MRI is a T1 weighted image, which i...

An Axial Brain MRI showing different slices from inferior to superior. This particular type of imaging sequence in MRI is a T1 weighted image which pr...

AP (Anterior-Posterior) view of right hand taken with an operating room c-arm, which is a portable fluoroscopy (x-ray) unit.

X-ray of severe degenerative arthritis, (osteoarthritis) in the left hip.

X-ray of severe degenerative arthritis, (osteoarthritis) in the left hip.

X-ray of severe degenerative arthritis, (osteoarthritis) in the left hip.

Repair of the metatarsals of both feet using internal fixation with screws and plates.

X-ray shows total knee replacement in both knees.

This x-ray is a lateral cervical spine study to see the range of motion in an extension position. There is a fixation device that fuses C-5 & C-6 vert...

This x-ray is a lateral cervical spine study to see the range of motion in a flexion position. There is a fixation device that fuses C-5 & C-6 vertabr...

This x-ray is a lateral cervical spine study to see range of motion in both flexion & extension position. There is a fixation device that fuses C-5 &...

Fixation of a fractured clavicle with plates and screws.

Fixation of a fracture of the fifth metacarpal on the right hand.

Fixation of a fracture of the fifth metacarpal on the right hand.

X-ray of a hand and phalanges with osteoartritis.

X-ray of a hand and phalanges with osteoartritis.

Fracture in the proximal end of the femur near the hip joint. The term "hip fracture" is the most common reference to a break in the neck of the femur...