Kids

Buoyancy

Have you ever wondered why heavy steel ships float and don’t sink?

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October 30, 2014

Glaciers

Glaciers are flowing masses of ice, created by years of snowfall and cold temperatures. Approximately one-tenth of Earth is covered by glaciers, including Antarctica and parts of Greenland, Iceland, Canada, Russia, and Alaska. Mountainous regions on every continent except Australia also contain glaciers. Glaciers have enormous powers to reshape the face of Earth. Even today, […]

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October 16, 2014

The Universe

The universe, totality of matter and energy in existence. The study of the origin of the universe, or cosmos, is known as cosmogony, and that of its structure and evolution, cosmology. The age of the universe depends on which theory of cosmology one accepts. According to the big bang theory, favored by most scientists, the […]

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October 2, 2014

Pyramids

The Egyptian Pyramids are colossal structures used by the ancient world for religious purposes.

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September 25, 2014

Metals

Metals are shiny solids are room temperature (except mercury, which is a shiny liquid element), with characteristic high melting points and densities. Many of the properties of metals, including large atomic radius, low ionization energy, and low electronegativity, are due to the fact that the electrons in the valence shell of a metal atoms can […]

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September 11, 2014

How US Laws Protect Wives

What could Aisha have done differently to have avoided this pitfall with someone otherwise regarded as a good man?

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September 11, 2014

Time Zones

time zones, for kids

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August 7, 2014

Meteoroid

A meteoroid is a small rocky or metallic body travelling through space. Meteoroids are significantly smaller than asteroids, and range in size from small grains to 1 meter-wide objects. Smaller objects than this are classified as micrometeoroids or space dust. Most are fragments from comets or asteroids, while others are collision impact debris ejected from […]

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July 31, 2014

Carbonated water

carbonated water, explained

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July 17, 2014

Weed

Weeds compete with productive crops or pasture, ultimately converting productive land into unusable scrub.

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July 3, 2014

The Earth’s Rotation

Earth’s rotation

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June 19, 2014

Orbit

In astronomy, the Earth’s orbit is the motion of the Earth around the Sun, from an average distance of 149.59787 million kilometers (93 million miles) away. A complete orbit of the Earth around the Sun occurs every 365.256363004 mean solar days (1 sidereal year).[nb 1] This motion gives an apparent movement of the Sun with […]

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June 12, 2014

The Respiratory System!

the respiratory system explained for kids

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June 5, 2014

The Circulatory System

The circulatory system is an organ system that permits blood and lymph circulation to transport nutrients (such asamino acids and electrolytes), oxygen, carbon dioxide, hormones, blood cells, etc. to and from cells in the body to nourish it and help to fight diseases, stabilize body temperature and pH, and to maintain homeostasis. This system is […]

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May 15, 2014

The Nervous System!

the nervous system, for kids

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May 8, 2014

Muscles

muscles explained for kids

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May 1, 2014

Skeleton

The human skeleton is the internal framework of the body. It is composed of 270 bones at birth

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April 24, 2014

Remote Control

A remote control is a component of an electronics device, most commonly a television set, DVD player and home theater systems originally used for operating the device wirelessly from a short line-of-sight distance. Remote control has continually evolved and advanced over recent years to include Bluetooth connectivity, motion sensor-enabled capabilities and voice control. Commonly, remote […]

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April 17, 2014

Sound Effects

Sound effects (or audio effects) are artificially created or enhanced sounds, or sound processes used to emphasize artistic or other content of films, television shows, live performance, animation, video games, music, or other media. In motion picture and television production, a sound effect is a sound recorded and presented to make a specific storytelling or […]

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April 10, 2014

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