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

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Slow motion art [📹 仙奴视角: buff.ly/3GiaXak]
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Argentinosaurus lived on the then-island continent of South America somewhere between 97 and 93.5 million years ago, during the Late Cretaceous Period. It is among the largest known dinosaurs & this is the size of its leg ow.ly/LhLT30okz14 [photo: buff.ly/2K4EgDv]
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Visualisation of birds migrating across Europe, tracked by GPS by 422south.com [read more: buff.ly/3w64dqx]
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This photo is black and white, but that grid tricks your brain into seeing a colour image. It's called the 'colour assimilation grid illusion'. [source, read more: buff.ly/2YBCj7q]
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Pythagoras, supposedly needed an efficient way to ensure that all this students got equal amounts of wine. And in all his spectacle brilliance, designed the Pythagorean cup that holds just the optimal amount of wine [📹 Reddit's u/savage_tomato]
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Flamingos are not pink. They are born with grey feathers, which gradually turn pink in the wild because of a dye called canthaxanthin obtained from their diet of brine shrimp and blue-green algae. This is a baby flamingo [source: buff.ly/3IqpovC]
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Wolves live, hunt, raise young and spend most of their lives in packs. This video by Reddit user u/Alloth- shows an evocative migration of a pack through the snow [read more: buff.ly/3GHFgsr] [source: buff.ly/3iegFC3]
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The story of Jay, the rooster that killed the hawk which attacked its hen house [source + video: buff.ly/3WP6jYj]
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Scientist Brian Greene demonstrates weightlessness during freefall [source: buff.ly/3vDE4Qn] [explanation: buff.ly/3QiOgHI]
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Eucalyptus flowers have no petals, but instead decorate themselves with the many showy stamens and they are enclosed in a cap known as an operculum. This picture taken by Peter Nydegger perfectly captures their peculiar beauty [read more: buff.ly/2KyXSPS]
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Cave popcorn are small nodes of calcite, aragonite or gypsum that form on surfaces in caves. Touching them, results in a captivating wind chimes like sound. Unfortunately, a hand touch can damage them [source, read more: buff.ly/3ZfjmUu]
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Body transfer illusion is the illusion of owning a part of a body other than one's own. This is the famous rubber hand experiment and it tricks your brain. [read more: buff.ly/3KLe6l1] [📹 Adley and Story House Media: buff.ly/3cNcfPZ]
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Asteroid impact comparison [original video, MetaBallStudios: buff.ly/3XacAxs]
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A candle snuffer is a clever and extremely simple mechanical device that can automatically extinguish a candle at a certain time or in case one forgets to blow it out. This is a 1841 model [📹 Rescue & Restore Shorts: buff.ly/3jyIKoc]
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Breviceps spend most of the year underground; even when on the surface, they are inconspicuous because of their slow movements and cryptic colouration. They walk rather than hop and are able to burrow rapidly, backwards, into the soil by using their feet bit.ly/2hoHTn5
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This is what you obtain plotting the permutation of 7 items. [5040 permutations: buff.ly/3ZbOapc] [Lars Wander's site: larswander.com]
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This is an electron microscope picture of the front foot of a great diving beetle (Acilius Sulcatus, buff.ly/2IWakU3) taken by photographer Igor Siwanowicz [source: buff.ly/2KAK0EG]
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The story of Elizabeth Jane Cochrane (aka Nellie Bly), the journalist that wanted to recreate in real life the famous novel "Around the world in 80 days". She succeded with eight days to spare and met Jules Verne to interview him [read more: buff.ly/3HkYVf2]
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One of Carl Sagan’s most widely known episodes of his iconic television program, Cosmos is the one explaining the Drake Equation. Watch the section in which he visualizes it [full video: buff.ly/3uA8tMt]
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Yes, this really happened: this is a robot trying to escape from children's abuse [read more: bit.ly/2qYffjs]
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Cats place each hind paw directly in the print of the corresponding fore paw, minimizing noise and visible tracks [read more: buff.ly/3JI6VYS] [source: hanamomo]
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The world's hjghest tides occur in the Bay of Fundy in Atlantic Canada. This time 2011 lapse movie by Leo de Groot speeds up by 720 times the fall and rise of the tide in Hall's Harbour, Nova Scotia, highlighting what we could call the ocean's breath: buff.ly/3ipfMld
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When marine biologist Roger Hanlon caught this creature on camera, he said he screamed bloody murder. And no wonder. A superb visualization of how chromatophores allow an octopus to blend in with the backdrops [source, read more: buff.ly/30m3fL9]
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This is a visualization of the trigonometric function of the sine. The ordinate represents the value of the function, equal in absolute value to the length of the perpendicular dropped from the circular arc to the abscissa [source: buff.ly/2PFiS8L]
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The size of space: visualization of the scale of the universe [Neal Agrawal: buff.ly/3Z1I36S]