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Replying to @Rainmaker1973b @DaveAtCOGS and 20 others
I find your feed to be one the best and most consistently interesting on all of Twitter. Please continue if you can!
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Massimo
@Rainmaker1973
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links
Massimo’s Tweets
The jaguarundi is a wild cat native to the Americas that shows several features seen in mustelids such as otters and weasels. This is a rare footage, because it's shy and reclusive
[read more: buff.ly/3hjwuT8]
[📹 buff.ly/41NQ4Ok]
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Located in modern-day Algeria, about 35 km east of the city of Batna, the ruins of the ancient Marciana Traiana Thamugadi are noteworthy for representing one of the best extant examples of the grid plan as used in Roman town planning
[read more: buff.ly/2Uy4HXM]
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This is one of the most captivating equations in mathematics, which also tells us that iⁱ is a real number. To prove it, you just need to consider that
eⁱˣ = cosx + i sinx
and solve it for x = 𝜋/2.
[read more: ow.ly/uH0350xukHy]
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Natural arches typically form after the collapse of the lower softer stone layer due to weather erosion. In Zhangjiajie, Hunan, China, there are at least 8 natural wonders. This is "the First Bridge under the Sun"
[read more: buff.ly/3ycOQOV]
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This 1974 Volkswagen Beetle has a trailer add-on that provides a small living space that can attach to the vehicle. Bonus: it has a maneuverability of 360° and a good aerodynamics
[full video, Dave Ford: buff.ly/3EYCeig]
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A family of Great Gray owls.
Owl’s eyes are fixed in position, so they have to move their heads around to judge position and distanc
[📹 Nathan Clark: buff.ly/3ZFcijt]
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Where you learn that mastering mechanical vibrations is fundamental in life
buff.ly/3YhPKEB
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This video is a majestic visualization of the toroidal structure and flow of a smoke ring
[detailed scheme: buff.ly/3EBZhzQ]
[physics: buff.ly/3CcOcmc]
[📹 Titus Edwards: buff.ly/3elWaBB]
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Cardboard boxes can be quite versatile packaging, especially if you learn to resize and recycle them. This series of simple steps allow you to change the geometric shape of a cardboard box
[read more: buff.ly/3RLyrs4]
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Where you learn that mastering mechanical vibrations is fundamental in life
buff.ly/3YhPKEB
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Brahmaea wallichii, also known as the owl moth, is nocturnal and its wingspan is about 90–160 millimetres (3+1⁄2–6+1⁄4 inches)
[read more: buff.ly/3SPBgdS]
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An EF-3 tornado has wind speeds between 218 and 267 km per hour. This is a clip filmed from the inside of the tornado that affected Pembroke and Ellabell, Georgia on April 5, 2022
[video: buff.ly/3JqIUFp]
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Museum of the Moon by Luke Jerrum is a 7 meter wide replica of the Moon featuring high resolution NASA imagery of the lunar surface (scale 1:500,000). This is when the installation landed at the Exeter Cathedral in 2022
[HD: buff.ly/41KV4Di]
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A family of Great Gray owls.
Owl’s eyes are fixed in position, so they have to move their heads around to judge position and distanc
[📹 Nathan Clark: buff.ly/3ZFcijt]
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«In the grand scheme of things, we're all pretty much blind and deaf»
[source, Abstruse Goose: abstrusegoose.com/421]
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Kurt Gödel, who was one of Albert Einstein's best friends in his later years, found a solution to general theory of relativity that modelled a strange, unusual and rotating universe allowing for backward time travel
[the Gödel metric: buff.ly/3E4m7Or]
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The fruit Monstera Deliciosa causes severe throat & skin irritation due to oxalic acid unless 100% ripe. Once the green outer scales fall off it's safe to eat and tastes like a mix of pineapple, banana & coconut. Its name literally means Delicious Monster ow.ly/Wz4J30nAIni
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This Tweet from @Rainmaker1973 has been withheld in response to a report from the copyright holder. Learn more.
This video is a majestic visualization of the toroidal structure and flow of a smoke ring
[detailed scheme: buff.ly/3EBZhzQ]
[physics: buff.ly/3CcOcmc]
[📹 Titus Edwards: buff.ly/3elWaBB]
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𝗘𝗺𝗼𝗷𝗶 𝗟𝗼𝗴𝗮𝗿𝗶𝘁𝗵𝗺𝘀 𝗣𝗿𝗼𝗽𝗲𝗿𝘁𝗶𝗲𝘀
log(👀) = log(👁️) + log (👁️)
log(🧇 / 👨👨👧👦) = log(🧇) - log(👨👨👧👦)
log(🏇) = log(🏃🏻♂️) - log(🐎)
log(🌩️) = log(☁️) - log(⚡️)
log(😅) =💧log(😄)
log(💕) = ❤️log(❤️)
log(🙃) = - log(🙂)
log(👨🦽)=🚶♂️log(🦽)
log(😎) = 🕶️log(🙂)… Show more
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Very little is known about 19th century Italian sculptor Giovanni Strazza, but his marble sculpture Veiled Virgin’s striking transparency is testament to his virtuosity. Here is some more information about the artist and his work
[read more: buff.ly/2VAoDZG]
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A violin bow creates beautiful geometric figures from thin air. They are called Chladni figures
[read more: buff.ly/3OpRR5J]
[📹 Spark: buff.ly/41GLYHP]
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The wall of fire is one of the most spectacular displays of the the Australian International Airshow, also called the Avalon Airshow. This is the 2023 edition
[read more: buff.ly/3EZio6y]
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This 1974 Volkswagen Beetle has a trailer add-on that provides a small living space that can attach to the vehicle. Bonus: it has a maneuverability of 360° and a good aerodynamics
[full video, Dave Ford: buff.ly/3EYCeig]
74
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An EF-3 tornado has wind speeds between 218 and 267 km per hour. This is a clip filmed from the inside of the tornado that affected Pembroke and Ellabell, Georgia on April 5, 2022
[video: buff.ly/3JqIUFp]
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863
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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/3KUf1Bt]
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𝗘𝗺𝗼𝗷𝗶 𝗟𝗼𝗴𝗮𝗿𝗶𝘁𝗵𝗺𝘀 𝗣𝗿𝗼𝗽𝗲𝗿𝘁𝗶𝗲𝘀
log(👀) = log(👁️) + log (👁️)
log(🧇 / 👨👨👧👦) = log(🧇) - log(👨👨👧👦)
log(🏇) = log(🏃🏻♂️) - log(🐎)
log(🌩️) = log(☁️) - log(⚡️)
log(😅) =💧log(😄)
log(💕) = ❤️log(❤️)
log(🙃) = - log(🙂)
log(👨🦽)=🚶♂️log(🦽)
log(😎) = 🕶️log(🙂)… Show more
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House I is a sculpture by Roy Lichtenstein. It's based on the hollow face illusion, which makes it appear inside out, or normally, depending on which way the viewer sees it
[read more: bit.ly/2AAVgYX]
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Artist Bond Truluv is constantly experimenting with different materials such as canvas, installations, videomapping, long exposure photography. This is a graffiti spray glove technique
[source, more videos: buff.ly/3kJsce6]
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Brahmaea wallichii, also known as the owl moth, is nocturnal and its wingspan is about 90–160 millimetres (3+1⁄2–6+1⁄4 inches)
[read more: buff.ly/3SPBgdS]
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Photographer Andrew Suryono became the Indonesian National Award winner at the Sony World Photography Awards with his now iconic image of an Orangutan picking up a Taro leaf to cover itself from the rain
[source, read more: buff.ly/2ByGXcm]
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The Eyjafjallajökull volcano in Iceland began erupting on March 20, 2010 with a second eruption starting under the center of a glacier on April 14. Pictured here during its second eruption by Sigurður Stefnisson, lightning bolts illuminate ash pouring out buff.ly/2JfRhcc
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It looks weird, but apparently true: photographer Sam Rowley captured this unusual picture of two mice engaging in what appears to be a mortal combat as part of the Natural History Museum in London's Wildlife Photographer of the Year competition buff.ly/34GJ078
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The wall of fire is one of the most spectacular displays of the the Australian International Airshow, also called the Avalon Airshow. This is the 2023 edition
[read more: buff.ly/3EZio6y]
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700
4,205
The jaguarundi is a wild cat native to the Americas that shows several features seen in mustelids such as otters and weasels. This is a rare footage, because it's shy and reclusive
[read more: buff.ly/3hjwuT8]
[📹 buff.ly/41NQ4Ok]
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A violin bow creates beautiful geometric figures from thin air. They are called Chladni figures
[read more: buff.ly/3OpRR5J]
[📹 Spark: buff.ly/41GLYHP]
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Billed as the world’s largest open access digital archive dedicated to life on Earth, the Biodiversity Heritage Library has at least 150,000 illustrations available for free download in high-resolution files
[site: biodiversitylibrary.org]
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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/3KUf1Bt]
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