scarlet koi fish (c. 1751 – 1977)

Their popularity made for some bloody turf wars.

Posted in r/todayilearned by u/NakedAlchemist • 430 points and 19 comments

The IOC has granted Olympic status to break dancing. The sport will be called breaking and debut at the 2024 Games in Paris.

Orthostatic hypotension is a drop in blood pressure when standing up. If it ever leads to loss of consciousness or a fall, it can be dangerous.

After the tragedy of the Munich Air Disaster, Real Madrid stepped up in their support of Manchester United, even offering them their greatest player

species of plant

This bizarre and tragic bit of nuclear history happened 59 years ago today.

In the desperate summer of 1940 and afterwards, under the German invasion threat, strange improvisations like these Bison concrete armored cars were built.

Midwifery in the Middle Ages impacted women's work and health prior to the professionalization of medicine. During the Middle Ages in Western Europe, people relied on the medical knowledge of Roman and Greek philosophers, specifically Galen, Hippocrates,…

type of medical symptom where the nasal cavity is filled with fluid mucus

Primarily known as the creative genius behind such beloved characters as Kermit the Frog, Big Bird and Oscar the Grouch, Jim Henson was a creative genius and a true American original. Brian Jay Jones’ new book, “Jim Henson: The Biography,” takes an in-depth…

The cube teapot is a teapot whose main purpose was to be used on a ship. The cube shape of the teapot would stabilise it so that it would not roll over and scald the person making the drink, whereas conventional curved teapots would roll over when the ship…

For some patients with severe types of corneal and ocular surface diseases, ‘tooth in eye surgery’ is a last resort to restore their sight.

Indian external intelligence agency

On 11 November 1838 Darwin wrote in his journal ‘The day of days!’. He had proposed to his cousin, Emma Wedgwood, and been accepted; they were married on 29 January 1839. Darwin appears to have written these two notes weighing up the pros and cons of marriage…

In need of some chill-out time or hoping to become the master of your emotions? A new study by The University of Queensland has found that extreme music such as heavy metal can reduce stress, increase positive emotions and even regulate sadness and anger.…

Tu Youyou (Chinese: 屠呦呦; pinyin: Tú Yōuyōu; born 30 December 1930) is a Chinese pharmaceutical chemist and malariologist. She discovered artemisinin (also known as qīnghāosù 青蒿素) and dihydroartemisinin, used to treat malaria, a breakthrough in twentieth-century…

RMS Titanic sank in the early morning hours of 15 April 1912 in the North Atlantic Ocean, four days into her maiden voyage from Southampton to New York City. The largest ocean liner in service at the time, Titanic had an estimated 2,224 people on board when…

book by Milton Rokeach

Forty years ago this Sunday, Voyager 2 took off from Cape Canaveral, beginning the astounding story of the first exploration of our solar system and beyond — one that continues today.&#x201c…