› added 1 month ago

6

TIL about Sigfox, a global network operator founded in 2010 that built wireless networks to connect low-power devices over large areas and to reach underground objects. As of November 2020, the network covered a total of 5.8 million square kilometers in 72 countries

Read more wikipedia.org

via reddit.com

O5P4 TIL In 2009, Wikipedia banned The Church of Scientology from editing any articles.
gRj4 TIL that neutered lions lose their manes, since it’s apparently directly tied to testosterone production
471g TIL that starting in the late 1970s the US Army spent $20 million paying psychics to generate military intelligence. The program was terminated in 1995 after producing no useful information.
0wM5y TIL that tennis balls are green/yellow because they were the easiest for viewers at home to see on their colour TVs. Before that, they were white
dDV7r TIL, Hisashi Ouchi was kept alive for 83 days after absorbing 17 Sieverts of radiation, the highest level for any human being. Doctors kept him alive via blood transfusions and stem cell grafts. He had 3 heart attacks but was revived by doctors. This was all done at the request of his family.