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Pole vault
Pole vault is a fluid and elegant sport that involves running on...
Praxinoscope
The praxinoscope is the instrument that followed after the zoetrope was...
Peter Paul Rubens
Peter Paul Rubens was one of the most famous European artists of...
Pluricellular organisms
Pluricellular organisms are a type of organisms that are composed of...
Perfect competition
Perfect competition is the type of competition that occurs in...
Private law
Private law is the type of law whose function is to...
Perseids
Perseids are a shower of meteors originating from the Swift-Tuttle comet...
Primary sector
The primary sector is the part of the economy dedicated to the...
Potable water
It is called potable water, the water that has been treated previously to...
Protagoras
Protagoras was an important Greek thinker during the 5th century. One of...
Planck constant
The Planck constant is a quantum physics constant that allows us to...
Paleolithic
The Paleolithic period is the initial stage of the Stone Age and the...