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  1. 6 de may. de 2024 · Día Mundial de la Filatelia 2024. El 6 de mayo de 1840 el correo británico comenzó a utilizar el sello postal como nuevo sistema para el franqueo de correspondencia. Por tal motivo se celebra en esta fecha el Día Mundial de la Filatelia. El primer sello postal, denominado “Penny Black” (o penique negro), fue una iniciativa del maestro e ...

  2. Hace 3 días · Le Mexique, avec environ 128 millions d'habitants en 2020, est le pays hispanophone le plus peuplé, largement devant l'Espagne, et le troisième pays le plus peuplé du continent américain après les États-Unis et le Brésil.

  3. en.wikipedia.org › wiki › DementiaDementia - Wikipedia

    Hace 4 días · 2.4 million (2016) [9] Dementia is a syndrome associated with many neurodegenerative diseases (most commonly Alzheimer's ), which is characterized by a general decline in cognitive abilities that impacts a person's ability to perform everyday activities. This typically involves problems with memory, thinking, behavior, and motor control. [10]

  4. en.wikipedia.org › wiki › BitcoinBitcoin - Wikipedia

    Hace 1 día · Bitcoin ( abbreviation: BTC; [a] sign: ₿) is the first decentralized cryptocurrency. Nodes in the peer-to-peer bitcoin network verify transactions through cryptography and record them in a public distributed ledger, called a blockchain, without central oversight.

  5. 19 de abr. de 2024 · Wikipedia, free Internet-based encyclopaedia, started in 2001, that operates under an open-source management style. It is overseen by the nonprofit Wikimedia Foundation. Wikipedia uses a collaborative software known as wiki that facilitates the creation and development of articles.

  6. Hace 2 días · France ( /ˈfræns/ (help·info) or /ˈfrɑːns/; French pronunciation: [fʁɑ̃s] ), officially the French Republic (French: République française, French pronunciation: [ʁepyblik fʁɑ̃sɛz] ), is a country in Western Europe. It also includes various departments and territories of France overseas. Mainland France extends from the ...

  7. Hace 5 días · The New Encyclopedia Britannica by Encyclopaedia Britannica (Compiled by) Call Number: AE5 .E363 2010. ISBN: 9781593398378. Publication Date: 2009-09-01. Almost every student, faculty member, and librarian knows from experience how valuable Wikipedia can actually be when looking for quick background information about almost any topic.