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

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This video by Joel Sartore shows a wolly monkey, native from the rainforests of South America. It's now considered highly endangered [read more: buff.ly/3s776G9] [source and more videos: buff.ly/3B5Kdah]
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Created by morn1415 in 2016, this video about the true scale of the universe had 41 million views on YouTube and it's still a great clip to watch. [full video, HD: buff.ly/3zWjDjt]
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An astronaut in micro-g without access to handles or supports, is stuck floating [read more: bit.ly/2l6eD8J] [video, from the installation of the Kibo module, 2008: bit.ly/2gXMGeQ]
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Kummakivi is a large balancing rock in Ruokolahti, Finland. The 7-meter long boulder lies on a convex bedrock surface with a very small footprint but so firmly that it cannot be rocked with human force [read more: buff.ly/3gFWDJK]
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Despite what you may think, Mercury is on average the closest planet to Earth: it is closest to Earth 46% of the time; Venus is closest 36% of the time, while Mars is closest just 18% of the time [read more: ow.ly/mGEV30o85ST] [source: ow.ly/oIWR30o85Tf]
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On the Equinox day, March 21 and September 23 of every year, everyone visiting the Sree Padmanabhaswamy Temple in the capital city of Kerala, will see the setting sun aligning through each of the window openings in almost five-minute intervals [read more: buff.ly/3lqryNY]
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Where do tiny bits of plastic go when they are flushed out to sea? A new simulations of plastics from the millimeter to meter scale show wind-driven surface currents called Ekman currents mostly determine the fate of microplastics in the subtropical gyres buff.ly/2FqelBK
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Paradise tree snake can cover a horizontal distance of 10 m or more in a glide from the top of a tree. Slow motion photography shows an undulation of the snake's body in flight while the head remains relatively stable, suggesting controlled flight [video: buff.ly/2RWLdL0]
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A mathematical coincidence occurs when two expressions with no direct relationship show a near-equality which has no apparent theoretical explanation. These two, involving e, π, square roots and the mumbers 3, 4, 5, 6 and 7 is quite stunning [read more: buff.ly/3yZw8ZE]
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This is a shape-shifting wheel-track mechanism that transition from a round wheel to a triangular track and back again while the vehicle is on the move, for instant improvements to tactical mobility [video: buff.ly/2tmCbrB]
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Burning steel wool makes it heavier. Why? The increase in mass comes from the additional oxygen that combines with iron to form a new solid, iron oxide. Fe(s) + O₂(g) ➝ Fe₂O₃(s) In other words, fast rusting. [read more: buff.ly/2QJ21Bc]
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This algorithm can reconstruct an audio by analyzing minute vibrations of objects depicted in a video. In this experiment, intelligible speech was recovered from the vibrations of a potato-chip bag photographed from 15 feet away through soundproof glass ow.ly/SIdV30n37Hg
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Inspired by solar furnaces, this parabolic mirror concentrates light onto a focal point, and can be consequently used for more mundane tasks in place of industrial purposes [how it works: buff.ly/3vZapSz] [📹 buff.ly/3vZJYvU]
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The great eared nightjar (Lyncornis macrotis) [read more: buff.ly/3sOUHIL] [📷 Jenisha Aggarwal: buff.ly/3BxjkNM]
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Gigantopithecus blacki is an extinct species of ape from the Early to Middle Pleistocene of southern China. It went extinct 300,000 years ago likely due to climate change and potentially archaic human activity by Homo erectus [read more: buff.ly/2sWsMGJ]
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Some species of porcupine fish use a neurotoxin which is 1200 times stronger than cyanide, but they have a nice smile [read more: bit.ly/2pASY5q] [📹 Gotzon Mantuliz: buff.ly/3YgCzF3]
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An F-22 Raptor doing a Power Loop: a maneuver utilizing the full capabilities of the thrust vectoring technology to rotate the aircraft through the air while remaining stationary within a single point in the sky [📹 USAF F-22 Raptor Demonstration Team]
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«Be less curious about people and more curious about ideas» —Marie Skłodowska–Curie [source, more: buff.ly/3uISnmp] [painting by Pavel Sokov: buff.ly/3Yi4QuH]
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Science communicator and video producer Hashem Al-Ghaili has released a video envisioning EctoLife, the world’s first concept of artificial womb facility [full video: buff.ly/3Bv5nzX]
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Iron Pyrite Nautilus specimen. They swam the Jurassic seas around 185 million years ago but autilus are still alive today, which is possibly the most striking aspect of all this [📹: buff.ly/3UKfgR2]
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Impressive upward lightning over Burleigh Heads, Queensland [📹 Hayden Milne: buff.ly/3W6ofxz]
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Black Nebula carrots, botanically classified as Daucus carota, are a unique, dark-hued cultivar that belongs to the Apiaceae family. Cut in section, they sometimes uncover beautiful patterns, resembling, in fact, nebulae or Mandelbrot sets [read more: buff.ly/3uQewO8]
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When 2 bodies orbit around each other in space, we know exactly what happens. But when the bodies are 3 or more, things can be more complicated, no explicit formula for the orbits exists & we have to rely on numerical simulations. This is just one example: buff.ly/31DExDX
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Christopher Swann, who has been whale watching for several years, eye-witnessed a pod of orcas hunting down a dolphin back in 2013. Among the shots he took, this one shows the approximately 4-ton mammal leaping about 4 meters into the air [source: buff.ly/2DWYTM0]
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What a wagging dog tail really means: scientific data say that specific tail wags provide information about the emotional state of dogs [read more: buff.ly/2lv92q5] [📹: buff.ly/348gTnh]