Pistanthrophobia is the fear of trusting one's partner in a romantic relationship due to past experiences with relationships gone bad.

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The density of ice is about the same as that of concrete.

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A Japanese passport provides visa-free access to 191 one out of 195 countries.

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Steve Jobs was adopted. His biological father was Abdulfattah Jandali, a Syrian Muslim from a wealthy family.

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Anhedonia, this is the inability to feel pleasure in normally pleasurable activities.

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The windiest planet in the solar system is Neptune. Individual gusts on it can reach 2,000 or more kilometers per hour.

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The "Pinky Promise" originally indicated that the person who breaks the promise must cut off their pinky finger. One possible origin of this traditional promise is Japan, where it is known as 'yubikiri', meaning “finger cut-off”. Supposedly, people in Japan believed that if you break a pinky promise, you have to cut off your pinky finger in return.

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The Eiffel Tower is repainted every seven years.

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“Synesthesia” is a neurological condition that can cause a person to see, smell and taste music. For example, you might hear the name "Alex" and see green.

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The house cat purrs at 26 cycles per minute

This is the same frequency of a diesel engine.

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Cryptomnesia, this is an implicit memory phenomenon in which people mistakenly believe that a current thought or idea is a product of their own creation when, in fact, they have encountered it previously and then forgotten it.

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Metathesiophobia is the fear of change, it is a persistent, unrealistic, intense anxiety about and fear of new or different situations, circumstances, or objects.

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Venus is the only planet in the solar system that rotates clockwise.

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Holding a sneeze can be dangerous.

In a 2017 article published in BMJ Case Reports, researchers reported that a 34-year-old British man was hospitalized after attempting to contain his sneeze, trapping air in his trachea, and essentially ripping a hole in the soft tissue of his throat. "Halting sneeze via blocking nostrils and mouth is a dangerous maneuver," the scientists concluded.

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Sand is the most-consumed natural resource on the planet besides water.

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Skolinophobia is the fear of school.‌‌

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If you scream in space, you won't hear yourself.‌‌

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Cristiano Ronaldo's full name is Cristiano Ronaldo dos Santos Aveiro. And Ronaldo is not a surname, but a middle name. His athlete was given in honor of the former US president and actor Ronald Reagan, whose fan was Cristiano's father.

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North Korea donated $500,000 to Japan after the country was devastated by the 2011 earthquake.

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Several recent studies show that chickens have self-control, distinct personalities, and the ability to logically reason.

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