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πŸ”— Hindu units of time

πŸ”— India πŸ”— Time πŸ”— Hinduism πŸ”— Measurement

Hindu texts describe units of Kala measurements, from microseconds to Trillions of years. According to these texts, time is cyclic, which repeats itself forever.

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πŸ”— Sabbath mode

πŸ”— Judaism

Sabbath mode, also known as Shabbos mode (Ashkenazi pronunciation) or Shabbat mode, is a feature in many modern home appliances, including ovens and refrigerators, which is intended to allow the appliances to be used (subject to various constraints) by Shabbat-observant Jews on the Shabbat and Jewish holidays. The mode usually overrides the usual, everyday operation of the electrical appliance and makes the operation of the appliance comply with the rules of Halakha (Jewish law).

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πŸ”— The knowledge argument

πŸ”— Philosophy πŸ”— Philosophy/Logic πŸ”— Philosophy/Philosophy of mind

The knowledge argument (also known as Mary's room or Mary the super-scientist) is a philosophical thought experiment proposed by Frank Jackson in his article "Epiphenomenal Qualia" (1982) and extended in "What Mary Didn't Know" (1986). The experiment is intended to argue against physicalismβ€”the view that the universe, including all that is mental, is entirely physical. The debate that emerged following its publication became the subject of an edited volumeβ€”There's Something About Mary (2004)β€”which includes replies from such philosophers as Daniel Dennett, David Lewis, and Paul Churchland.

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πŸ”— Coulomb explosion

πŸ”— Physics

Coulombic explosions are a mechanism for transforming energy in intense electromagnetic fields into atomic motion and are thus useful for controlled destruction of relatively robust molecules. The explosions are a prominent technique in laser-based machining, and appear naturally in certain high-energy reactions.

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πŸ”— Mithridatism

Mithridatism is the practice of protecting oneself against a poison by gradually self-administering non-lethal amounts. The word is derived from Mithridates VI, the King of Pontus, who so feared being poisoned that he regularly ingested small doses, aiming to develop immunity.

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πŸ”— SN 1006

πŸ”— Physics πŸ”— China πŸ”— Astronomy πŸ”— History of Science πŸ”— Astronomy/Astronomical objects πŸ”— Arab world

SN 1006 was a supernova that is likely the brightest observed stellar event in recorded history, reaching an estimated βˆ’7.5 visual magnitude, and exceeding roughly sixteen times the brightness of Venus. Appearing between April 30 and May 1, 1006 AD in the constellation of Lupus, this "guest star" was described by observers across the modern day countries of China, Japan, Iraq, Egypt, and the continent of Europe, and possibly recorded in North American petroglyphs. Some reports state it was clearly visible in the daytime. Modern astronomers now consider its distance from Earth to be about 7,200 light-years.

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πŸ”— Tweel – Airless Wheel

πŸ”— Brands πŸ”— Automobiles

The Tweel (a portmanteau of tire and wheel) is an airless tire design developed by the French tire company Michelin. Its significant advantage over pneumatic tires is that the Tweel does not use a bladder full of compressed air, and therefore cannot burst, leak pressure, or become flat. Instead, the Tweel's hub is connected to the rim via flexible polyurethane spokes which fulfil the shock-absorbing role provided by the compressed air in a traditional tire.

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πŸ”— Mbone – Multicast over the Internet

πŸ”— Internet πŸ”— Computing πŸ”— Computing/Networking

Mbone (short for "multicast backbone") was an experimental backbone and virtual network built on top of the Internet for carrying IP multicast traffic on the Internet. It was developed in the early 1990s and required specialized hardware and software. Since the operators of most Internet routers have disabled IP multicast due to concerns regarding bandwidth tracking and billing, the Mbone was created to connect multicast-capable networks over the existing Internet infrastructure.

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