Science Source General Science

An X-ray of a cowry shell. The cowry, or cowrie, is the common name for one group of marine gastropod mollusks, (Cypraeidae). These shells are found i...

X-Ray of a rose.

X-Ray of a paintball gun. A paintball gun is a gun that shoots round balls of paint using high pressure carbon dioxide gas. The gas cylinder is shown...

X-Ray of a Lilly.

X-Ray of a Maple Seed, (Acer sp).

X-ray of a Vacuum Ionization Gauge Tube. These Ionization Gauge Tubes are hot cathode gauges of the Bayard-Albert Type intended for pressure measureme...

Peripheral Streak of a woman

Peripheral streak image of a boy's face. This special camera records an image that wraps around an object. In this case the image is equivalent to see...

Conceptual image representing frequency. Sound byte on a grid moving through an ear.

DNA helix and egg fertilization. Conceptual computer artwork that represents reproduction set against a background of DNA helixes (deoxyribonucleic ac...

A laser beam is reflected (routed) by two dielectric mirrors mounted in special holders called mirror mounts. Such an arrangement would often be used...

Laser beam reflected by a mirror. When light bounces off a plane mirror, the angle of reflection is equal to the angle of incidence. Here a laser beam...

DNA strand made up of human bodies.

DNA strands made of people running through a vortex.

A .45 caliber handgun firing a bullet. This image freezes the motion by using a high speed flash with a duration of 1/2,000,000th of a second. The spa...

A .22 caliber bullet hitting four pencils. The bullet is traveling at 660 feet per second (201.2 meters per second). This image shows the collision of...

A .22 caliber bullet hitting a pencil. The bullet is traveling at 660 feet per second (201.2 meters per second). This image shows the collision of the...

A .22 caliber bullet hitting a pencil. The bullet is traveling at 660 feet per second (201.2 meters per second). This image shows the collision of the...

A young boy uses a large mirror to concentrate solar energy to ignite a wooden board. The boy holds the wood exactly at the focus to concentrate all t...

A .357 caliber bullet is fired from a hand gun. The schlieren optical system images different air pressures with different colors of light. The clear...

A .45 caliber bullet exiting the gun. This image is part of a series taken 1/1,000,000th of a second apart. The gunpowder still has velocity and will...

A .45 caliber bullet exiting the gun. This image is part of a series taken 1/1,000,000th of a second apart. The gunpowder still has velocity and will...

A .45 caliber bullet exiting the gun. This image is part of a series taken 1/1,000,000th of a second apart. The gunpowder still has velocity and will...

A .22 caliber bullet is fired from a rifle. The schlieren optical system images different air pressures with different colors of light. The clear bow...

Photograph of laser beam passing through a Galilean telescope formed by a positive (right) and a negative (left) lenses.

Newton Rings is an interference pattern between a spherical and a plane wavefronts. Such wavefronts can be obtained in practice by reflecting a collim...

A plano-convex positive lens focuses collimated laser beam into a point.

A plano-convex positive lens focuses a collimated laser beam.

Corn oil and red wine vinegar that has been shaken. It will be used as a salad dressing. These liquids are called immiscible, but when shaken they for...

Corn oil and balsamic vinegar shown as layers. The yellow oil is on the top layer because it is less dense than the darker vinegar. These liquids are...

Density demonstration (2 of 2): Glass fish tank filled crushed empty soda cans to demonstrate the concept of higher density. Compared to a tank filled...

A human hand clutches at an atom, symbolizing the power therein. This can be used to illustrate the development of atomic power, the proliferation of...

X-ray of a lobster claws. The lobster is a marine crustacean of the order Decapoda, and is related to shrimps and crabs.

X-Ray of crushed aluminum cans.

An X-ray of a bouquet with tulips, combined with a visible light image of the same bouquet. This low energy x-ray shows the interior structure of the...

Structure of the enolase yitF enzyme from Bacillus subtilis, a gram-positive bacterium commonly found in soil.

Crystal structure of a protein with unknown function from Leishmania major, a parasite of the human immune system.

Crystal structure of a protein with unknown function from the bacterium Thermotoga maritime.

Crystal structure of a fibrillarin homolog with enzymatic function from Pyrococcus furiosus, a bacterium that thrives in boiling water.

Computer-generated molecular model showing the crystal structure of human interferon-beta (IFNs). The model shows the 3-dimensional secondary structur...

Computer-generated molecular model showing the crystal structure of human interferon-beta (IFNs). This is a space-filling model showing the individual...

X-Ray of Kodiak bear skull (Ursus arctos middendorffi).

A young girl blowing and popping a bubble gum bubble. This image is part of a series. The action was captured with the use of high speed flash.

A young girl blowing a bubble gum bubble. This image is part of a series. The action was captured with the use of high speed flash.

X-Ray of Kodiak bear skull (Ursus arctos middendorffi).

Single slit diffraction from a Helium - Neon (HeNe) laser. The light and dark bands are formed by constructive and destructive interference. This expe...

Computer-generated Mandelbrot fractal. The Mandelbrot set is a set of points in the complex plane, the boundary of which forms a fractal.

Computer-generated Mandelbrot fractal. The Mandelbrot set is a set of points in the complex plane, the boundary of which forms a fractal.

Computer-generated Mandelbrot fractal. The Mandelbrot set is a set of points in the complex plane, the boundary of which forms a fractal.

Mabry Mill in summer, shot with infrared film. The red color of the leaves in this picture indicate that the trees are healthy. Blue Ridge Parkway, Vi...