General science

General science

A variety of science subjects concerning the fundamental knowledge about different aspects of our world and their underlying principles.

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General science

In a mechanical system the condition under which no acceleration takes place. Newtonian mechanics today is based upon two definitions which modify, but are essentially equivalent to, Newton's three ...

Pike

Science; General science

Any of five species of fishes which compose the family Esocidae in the order Esociformes, known by a variety of names such as pickerel and muskellunge. These fishes are voracious predators with an ...

Acoustic cloaking

Science; General science

Camouflage techniques have been employed by both humans and animals trying to become invisible to their predators or to their prey. Human fascination with invisibility can be traced from ancient ...

Effects of carbon dioxide on the upper atmosphere

Science; General science

Human activity has caused subtle changes in the Earth's atmosphere over the past several decades due to increased emissions of gases such as carbon dioxide (CO 2 ) and methane (CH 4 ). These ...

Olfactory system coding

Science; General science

Detecting and discriminating various chemicals in the environment is critical for the survival of most animals on this planet. They depend on their sense of smell (olfaction) to locate food, mates, ...

Creeping flow

Science; General science

Flow in which the Reynolds number is very small. Fluid dynamics encompasses an intriguing array of phenomenologically rich processes, from weather prediction in the atmosphere to the swimming of the ...

Pear

Science; General science

Any of approximately 20 species of deciduous tree fruits in the genus Pyrus . About half of the species are native to Europe, North Africa, and the Middle East around the Mediterranean Sea; the ...