How to Draw a Space Shuttle
Space shuttles are rocket-powered vehicles that are able to be used over and over again... Read more
Space shuttles are rocket-powered vehicles that are able to be used over and over again... Read more
What is a shooting star? Also known as falling stars, these streaks of light are scientifically called meteors... Read more
Gems are special mineral stones that are prized because they are rare and beautiful. Since ancient times, gems have been collected and made into jewelry... Read more
Do you like to play with slime? Ooey, gooey slime, in many colors and often containing glitter or small toys, has been a popular play item since 1976. Many children and adults alike make their own... Read more
The United States dollar, with its mostly green coloration, is recognizable the world over. Along with the Euro, the official currency used by much of Europe, it the most-used currency in international... Read more
What makes paper money so valuable? At one time, items were used as money because of their actual value. For example, a coin was made of gold, and its worth was dependent on the weight of the... Read more
Stairs go by many names. Depending on where you are from, you may refer to them as a stairwell, a staircase, a stairway, or a flight of stairs... Read more
Many modern artforms strive for a three-dimensional appearance. What does it mean to be 3D? An image is considered 3D when it appears to have depth - just as we view truly three-dimensional objects in... Read more
What is an impossible object? Also called impossible figures or undecidable figures, these drawings are a type of optical illusion. The two-dimensional figure appears three-dimensional, yet the geometry is unlike... Read more
Impossible stairs - also called Penrose stairs, Penrose steps, continuous staircase, or the impossible staircase - is a type of optical illusion called an impossible object. The illusion is created as the brain tries to perceive the two dimensional drawing as a... Read more
What is an impossible object? Impossible objects, such as this impossible heart, are optical illusions. Our brains are programmed to interpret two-dimensional drawings such as this one as... Read more
What is an impossible object? Also called impossible figures or undecidable figures, these objects are two-dimensional drawings that create an optical illusion... Read more
The impossible trident, also called the impossible fork, blivet, or devil's tuning fork, is a type of impossible object... Read more
The impossible square is a type of impossible object, also known as an impossible figure or undecidable figure. It is a type of optical illusion in which a three-dimensional drawing is interpreted by the eyes and brain as a... Read more
What is an impossible cube? Also called an irrational cube, this optical illusion was created by Dutch artist M. C. Escher in 1958. His lithograph print Belvedere depicts a building, based on the impossible cube, that seems to defy the laws... Read more
Cinco de Mayo means "fifth of May" in the Spanish language. Not surprisingly, then, the holiday is celebrated on May 5 each year... Read more
What is a galaxy? According to the Encyclopaedia Britannica, a galaxy is a system of stars and other matter, such as gases, asteroids... Read more
Who is Buddha? Is he just a chubby statue that you see in some restaurants? Actually, he was a real person. He was born sometime... Read more
Scientifically, sunset describes “the daily disappearance of the Sun below the horizon as a result of Earth's rotation.” Culturally, however, this frequent phenomena... Read more
The impossible triangle, also called the Penrose triangle or impossible tribar, was first drawn by a Swedish artist by the name of Oscar Reutersvärd in 1934. Read more