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Hace 2 días · Science is a rigorous, systematic endeavor that builds and organizes knowledge in the form of testable explanations and predictions about the world. Modern science is typically divided into three major branches: the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; the social sciences (e.g., economics, psychology, and sociology), which study individuals ...
Hace 2 días · Screenshot of Bitcoin Core. A paper wallet with the address as a QR code while the private key is hidden. A hardware wallet which processes bitcoin transactions without exposing private keys. Bitcoin wallets were the first cryptocurrency wallets, enabling users to store the information necessary to transact bitcoins.
Hace 1 día · Qantas Empire Airways Short Empire flying boats at Rose Bay in Sydney Harbour, 1939. Qantas was founded in Winton, Queensland on 16 November 1920 by Hudson Fysh, Paul McGinness and Fergus McMaster as Queensland and Northern Territory Aerial Services Limited. [21] [22] The airline's first aircraft was an Avro 504K.
Hace 6 horas · Asia is the largest continent on Earth. It covers 9% of the Earth's total surface area (or 30% of its land area), and has the longest coastline, at 62,800 kilometres (39,022 mi). Asia is generally defined as comprising the eastern four-fifths of Eurasia.
Hace 1 día · sky .com. Sky UK Limited, doing business as Sky is a British broadcaster and telecommunications company that provides television, internet, fixed line and mobile telephone services to consumers and businesses in the United Kingdom. It is a subsidiary of Sky Group and, from 2018 onwards, part of Comcast.
Hace 4 días · วิกิพีเดีย ( / ˌwɪkɪˈpiːdiə / ( ฟังเสียง) wik-ih-PEE-dee-ə หรือ / ˌwɪki -/ ( ฟังเสียง) wik-ee--) เป็นสารานุกรม เนื้อหาเสรี หลายภาษาบน เว็บไซต์ ซึ่งได้รับการ ...
Hace 2 días · 35094-2. Blood pressure ( BP) is the pressure of circulating blood against the walls of blood vessels. Most of this pressure results from the heart pumping blood through the circulatory system. When used without qualification, the term "blood pressure" refers to the pressure in a brachial artery, where it is most commonly measured.
