What Is Paroxysmal Nocturnal Dyspnea?

Some doctors use the term Paroxysmal Nocturnal Dyspnea to describe cases only caused by congestive heart failure, although other medical conditions can cause it as well.

January 28, 2020 07:39

What Is Cosa Nostra?

How different is the Hollywood version of Cosa Nostra from the real Cosa Nostra, organized crime that originated in Italy and Sicily?

January 27, 2020 09:11

What Is A Paradigm?

A paradigm represents a set of rules and conventions that are used in a particular field of study.

January 23, 2020 07:50

What Is Acid Rain?

Acid rain mainly occurs due to atmospheric pollution and can be very harmful to both man-made objects and natural ecosystems, especially lakes and forests. 

January 22, 2020 14:11

What Is Schrödinger's Cat?

In his experiment, the cat can be both alive and dead when certain experiment factors are deconstructed.

January 21, 2020 13:24

What Is Occam's Razor?

Occam's Razor is a principle of thought that suggests how we should always prefer simple explanations to complex ones.

January 21, 2020 09:21

What Is Human Trafficking?

Apart from intimidation or physical force, human traffickers also use fraud and exploit economic or emotional vulnerability of their victims.

January 20, 2020 07:10

What Is Figurative Language?

Figurative language tries to go beyond the literal meaning and is opposed to direct language, which we use more often in everyday life.

January 15, 2020 06:53

What Is Fermentation?

If beer or sauerkraut is the first thing that comes to your mind, you would be right!

January 14, 2020 08:51

How Does Air Conditioning Work?

The summer periods around the globe have become hotter, and it isn't very easy to live without some type of air conditioning system in your household. How do they actually work?

January 13, 2020 08:04

Is Chess a Sport?

Chess is a two-person strategy game, played on a chessboard with 64 light and dark squares, with sixteen pieces (pawns, rooks, bishops, knights, a queen, and a king) for each player.

January 12, 2020 13:07

What Is the Magna Carta?

The Magna Carta was an important historical document signed by King John of England in 1215.

September 27, 2017 16:22

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