Massimo(@Rainmaker1973)さんの人気ツイート(新しい順)

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Golden Plover chicks are some of the most beautifully coloured wader chicks, perfectly matched to their hiding places up on the high mossy plateaux in the Arctic tundra and other palearctic areas [📷 Camilo Carneiro: buff.ly/3ZhPozw] [read more: buff.ly/2IdLEYJ]
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This wonderful image captured by Greg Robertson when mustering in far north western New South Wales shows the intricate patterns created by the tracks of a dingo running across water in a clay pan [source: buff.ly/2u6ctHq]
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Ippitsuryu is an ancient Japanese tradition of creating the flowing, river-like body of the dragon in just a single stroke. Artist Keisuke Teshima shows here the mesmerizing balance required by this technique [full video: buff.ly/34WUHNe]
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14 years ago #Today, the Bitcoin genesis block was created [read more: buff.ly/3QdtglO]
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The cardiac cycle and the ECG, explained [source: bit.ly/2gM4b14]
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Civita di Bagnoregio was founded by the Etruscans more than 2,500 years ago. Due to its unstable foundation that often erodes, Civita is famously known as "the dying city". [read more: buff.ly/2ZhdOwq] [📹 manutoni24: buff.ly/3VzUQus]
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Autonomous propulsion at the nanoscale represents one of the most challenging and demanding goals in nanotechnology. These are autonomously propelled rocket nano-machines observed with an electron microscope [source, full paper: buff.ly/3yF9E0y]
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How old are tech companies (2023)? TikTok: 7 Snapchat: 12 Uber: 14 Twitter: 17 Facebook: 19 Tesla: 20 Google: 25 Mozilla: 25 Netflix: 27 Amazon: 29 Apple: 47 Microsoft: 48 Intel: 55 HP: 84 IBM: 112
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The story of the baby cow that escaped the slaughterhouse and was raised by a deer family in a snowy forest [full story: buff.ly/2yPWumI]
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Topology [📹 buff.ly/3X1ccRU]
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This Japanese technique to fold shirts in 2 seconds seems to find a secret topology hidden inside clothes [full video, HD, DaveHax: buff.ly/37sSeXf]
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You may not know that when Robert Ballard announced a mission to find the Titanic, it was a cover story for a classified mission to search for lost nuclear submarines. They finished earlier & spent the extra time looking for the Titanic & actually found it ow.ly/rX5N30ogWsA
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Candle ice is a form of rotten ice that develops in columns perpendicular to the surface of a lake or other body of water. This occurs due to the hexagonal structure of the ice crystals [read more: buff.ly/3ttwlCU] [📹 buff.ly/3O2kW6g]
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«I believe that scientific knowledge has fractal properties, that no matter how much we learn, whatever is left, however small it may seem, is just as infinitely complex as the whole was to start with» -- Isaac Asimov buff.ly/3dvByR8
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Spy Crab joins thousands of Christmas Island crabs as they march to the sea. [Full video, John Downer Productions: buff.ly/3tQhpRs]
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When you cast a visible light shadow you also cast a thermal shadow. But while the former disappear when you walk away, an infrared thermography shows you the latter staying on the wall. [source: buff.ly/3RsB6r4]
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The Giant Alaskan Malamute is a selectively bred Malamute that exceeds 70 kg in weight & 70 cm of height, originally bred to pull heavy goods between cities throughout Alaska. They have been recorded to pull loads up to 500 kg [📹: buff.ly/3Rbvf9O]
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This neuroscience medical animation explains the effects of a concussion on brain cells [full video, HD, Syntropy Studio: buff.ly/3Tz9lij]
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This "angel cloud" spotted over Talca, Chile on Dec. 23, 2022 is an example of fallstreak hole, a large gap caused by supercooled water in the clouds suddenly evaporating or freezing [read more: buff.ly/3idsYyt] [📹 Peque Pinochet]
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The number of finger joints on each hand (excluding the thumb) makes it possible to count to 12 by using the thumb. Egyptians and Babylonians were fond of counting in base twelve like this and this is why we have 24 hours in a day & 60 minutes in an hour ow.ly/H8jE30ndX0q
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These two clips show how a hot & cold weather front interact when they come in to contact with each other due to different densities [source 1, Canada Science and Technology Museum: buff.ly/35gkgZm] [source 2, Simon Foster: buff.ly/3s4L5su]
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Lake Lalolalo is a volcanic crater lake surrounded by jungle to the southwest of the island of Wallis (Uvea) in the Pacific Ocean [read more: buff.ly/3X3dk7T] [📹 buff.ly/3jy7kFt]
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How your body stops bleeding when you are injured. The coagulation process [📹 designmate.com: buff.ly/3payJhz] [read more: buff.ly/2YVzC2C]
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You may have never seen DNA imaged with an electron microscope, so here it is [source: bit.ly/2yd7EB8]
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This is how a troop of Langur Monkeys show empathetic behaviour as they mourn what they think is a dead baby Langur, which is actually a robotic spy monkey, designed to film the primates. At the point they hug and console each other [full video: buff.ly/2mh8444]