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todayilearned

Jul 23, 2020

TIL: Nuclear powered pacemakers were briefly produced and 9 people still have them inside. When they die the pacemakers and their Plutonium have to be returned to the Department of Energy.

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todayilearned

Jul 08, 2020

TIL that the reason that both male and female genitals are darker than the surrounding skin is due to sex hormones released by puberty.

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todayilearned

Jul 05, 2020

TIL that cheetahs are so instinctively shy animals, especially in captivity, that they even fail to procreate. And so for years, conservationists have been giving cheetahs emotional support dogs who are raised with them and help them socialise and reduce anxiety.

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todayilearned

Jul 05, 2020

TIL that the majority of the alcohol industry's sales come from so-called problem drinkers—people whose drinking is destroying or risking their health.

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todayilearned

Jun 15, 2020

TIL married men are healthier than men who were never married or whose marriages ended in divorce or widowhood. Men who have marital partners also live longer than men without spouses.

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todayilearned

May 25, 2020

TIL that in Germany, a doctor diagnosed a case of cobalt poisoning because the symptoms matched a case shown in an episode of Dr. House, and that he wrote a book on how to apply Dr. House's diagnosis in real life.

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todayilearned

May 18, 2020

TIL grad students in the Netherlands have created lab-grown venom glands from 9 species of snake embryos: 1mm long white blobs that produced venom in a petri dish. It paves the way for creating antivenom without milking adult snakes for venom and without injecting into a horse to produce antibodies.

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todayilearned

May 07, 2020

TIL your belly button has bacteria unique to you and can be found in far reaches of earth you've never visited, and thousands of strains were never before seen anywhere by science.

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todayilearned

Apr 30, 2020

TIL Quaker Oats fed disabled children radioactive oatmeal

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todayilearned

Apr 13, 2020

TIL A study from Harvard University found that having no friends can be as deadly as smoking.

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todayilearned

Mar 25, 2020

TIL Soap and water don't kill germs; they work by mechanically removing them from your hands. Running water by itself does a pretty good job of germ removal, but soap increases the overall effectiveness by pulling unwanted material off the skin and into the water.

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todayilearned

Mar 25, 2020

TIL Japan has been wearing surgical-style masks since 1918 and has become a part of social etiquette. It is also worn as a fashion item and serve as defensive barriers due to social awkwardness. Total sales of disposable face masks amounted to ¥35.8 billion in 2018.

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todayilearned

Mar 16, 2020

TIL about a student nurse called Lupe Hernandez who, in 1966, invented hand sanitizer (alcohol gel). She realised that if alcohol was in gel form, it could clean hands when people had no access to soap and water.

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todayilearned

Mar 14, 2020

TIL Oxford University research shows that women's periods do not synchronise when they spend time together - as commonly claimed. Nevertheless, the myth continues to endure.

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todayilearned

Mar 14, 2020

TIL A 'cancer patient' underwent surgery to remove a lump in his lungs. It turned out to be caused by a toy traffic cone he inhaled 40 years ago. He did not have cancer after all.

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todayilearned

Mar 11, 2020

TIL Catherine O'Hara, Donny Osmond, and Enrique Iglesias were all born with situs inversus, meaning their internal organs are all in the mirror-opposite place of where they should be

biology health human biology science

todayilearned

Mar 11, 2020

TIL that Dolph Lundgren in addition to being a 3rd Dan Black Belt and '80/'81 European Karate champion, earning a Masters in Chemical Engineering, a scholarship to MIT, and becoming a movie star, is an abuse survivor.

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todayilearned

Mar 08, 2020

TIL there is a $500m fund for global pandemics that expires July 15 2020. Investors make profit if there is no official Pandemic announced before they expire.

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todayilearned

Feb 22, 2020

TIL 3 billion people still cook over open fires and millions of people die each year from smoke inhalation.

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todayilearned

Feb 19, 2020

TIL Having two small children means on average someone is sick in a household 29 weeks out of the year, meaning the household has a sickness more often than it is healthy.

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