Science
Coal
A brown to black combustible rock that originated by accumulation and subsequent physical and chemical alteration of plant material over long periods of time, and that on a moisture-free basis contains no more than 50% mineral matter. The plant debris accumulated in various wet environments, commonly called peat swamps, where dead plants were largely protected [...]
[Read more...]Chaos Theory (explained for kids)
chaos theory, explained, for kids
[Read more...]Salt
A crystallized, odorless and flaky substance with a pungent taste and soluble in water.
[Read more...]Avalanche
Avalanches explained, for kids
[Read more...]Glues and Superglues
Glues explained, for kids
[Read more...]Eggs
Eggs explained, for kids.
[Read more...]Snakes explained, for kids
Snakes explained, for kids
[Read more...]Owls
Owls have large forward-facing eyes and ear-holes, a hawk-like beak, a flat face, and usually a conspicuous circle of feathers, a facial disc, around each eye. Most birds of prey sport eyes on the sides of their heads, but the stereoscopic nature of the owl’s forward-facing eyes permits a greater sense of depth perception necessary [...]
[Read more...]Your Tongue
The circumvallate papillae (or vallate papillae) are dome-shaped structures on the human tongue that vary in number from eight to twelve.
[Read more...]Floods
A flood is an overflow of an expanse of water that submerges land. In the sense of “flowing water”, the word may also be applied to the inflow of the tide.
[Read more...]The Speed of Sound
The speed of sound explained, for kids
[Read more...]Grasshoppers
grasshoppers explained, for kids
[Read more...]Blood Pressure
Blood pressure explained, for kids
[Read more...]Getting Google Search Results on an OpenDNS Network (Firefox)
Here is how you can get your Google search results back when you are on an Opendns network.
[Read more...]Chicken Pox
Chickenpox or chicken pox is a highly contagious illness caused by primary infection with varicella zoster virus (VZV).
[Read more...]Sultans of Science: Showcasing Exhibits from Islam’s Golden Age
Sultans of Science is a traveling exhibition that is currently in Canada, which exemplifies Islam’s great contribution to modern science. The exhibition, which opened on May 19 and continues until Sept. 7, currently takes place at the TELUS World of Science center in Edmonton.
[Read more...]Periodic Table of the Elements
Periodic Table of the Elements, explained, for kids
[Read more...]Money
Money is anything that is generally accepted as payment for goods and services and repayment ofdebts. The main functions of money are distinguished as: a medium of exchange, a unit of account, a store of value, and occasionally, a standard of deferred payment. Money originated as commodity money, but nearly all contemporary money systems are [...]
[Read more...]Hand
A hand is a prehensile, multi-fingered body part located at the end of an arm or forelimb of primates and some other vertebrates.
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