251
Normally, the Atacama Desert in Chile, receives less than 12 mm of rain a year. However in the years when rainfall is unusually high, between September and November, this can happen. It's called «desierto florido» [read more: buff.ly/3lSH2uf] [📸buff.ly/3gEsahO]
252
One of the expressive styles of artist David Popa is creating portraits on small ice floats using only charcoal and water
[read more: davidpopaart.com]
253
Photographer Camden Thrasher was shooting a demonstration of US Navy fighter jets when he captured a remarkable close-up photo of a plane creating “shockwave lines” as it approached the speed of sound
[read more: buff.ly/3CdWNq8]
[author's IG: buff.ly/3Slspj1]
254
This famous image made by artist István Orosz features a scene from the classic science fantasy novel The Mysterious Island. When a mirrored cylinder is placed on the Moon, it reveals by anamorphosis a portrait of the novel’s writer, Jules Verne [source: buff.ly/319f9VP]
255
Chika Ofili, the 12 year old boy who devised a new formula to test a number for divisibility by 7
[read more: buff.ly/3d88y7s]
256
Bees can be blue. Xylocopa caerulea, the blue carpenter bee, is non-aggressive and semi-solitary. They do not build hives like honeybees but instead prefer to live inside dead wood
[read more: buff.ly/2EAqS6s]
257
This famous video by @Mehdi_Moussaid shows a trail of termites (up) and a trail of ants (down) in what looks a stand-off between the two species, without fighting. The ants protect their valuable food bound to the nest [read more: buff.ly/3nIas1r-]
258
In 2011, Japanese telecom company Docomo created one of the most beautiful adverts we've ever seen. A giant xylophone in Kyushu playing Bach's "Jesu, Joy of Man's Desiring" with a wooden ball rolling down its keys [full video, HD: buff.ly/2WuiMTQ]
259
Deniz Sağdıç turns what we consider waste into human portraits, drawing attention to pollution and showing that even the simplest materials can be used to produce an artwork, creating sustainable art
Instagram: buff.ly/3ArRXmI
260
This was published 110 years ago Today
[read more, fact check by Snopes.com: buff.ly/2w85bUR]
261
Artist BKArtchitect's artworks are often based on perspective and this clip shows how you can draw a city from above using a simple piece of string
[Author's account: buff.ly/3V08gRc]
262
Scientists believe that the function of zebras' stripes are to deter insects, so a team of researchers painted black and white stripes on cows. They found that it reduced the number of biting flies landing on the cows by more than 50% [full paper: buff.ly/2Iwp6nj]
263
Finnish inventor Heikki Kärnä is the man behind the Vipukirves Leveraxe and his aim was to redesign the axe using simple principles of physics to make it more efficient and safer [read more: buff.ly/3rPiHr8] [video: buff.ly/3cN6eQo]
264
If you put some soap or ink on a leaf, you obtain a ink propelled boat, using the Marangoni effect. The ink or the detergent has a lower surface tension than water and its flow provides thrust to push the boat forward
[more: buff.ly/2tnyzW6]
[📹 buff.ly/3yUhS5D]
265
Brazilian frogs which have evolved to be very tiny, have inner ear canals too small to help them balance well: this is why they are clumsy jumpers
[full paper: buff.ly/3RUyZMU]
266
If you think dragons are just imaginary creatures look at this draco lizard. While it's certainly smaller than you probably expect, it's nothing short of impressive
[source, read more: buff.ly/3BYfUo7]
267
There's a lighthouse in Iceland that sits on the highest of three rocks six miles off the Icelandic coastline, built in 1939 on top of an extremely steep and dangerous rocky cliff. It's the the Þrídrangar lighthouse
[read more: buff.ly/2CIFFLv]
268
In 2013 a special water transport traveled from Rotterdam to Amsterdam. A timelapse camera took 30.000 photos every 3 seconds, resulting in a unique and stunning view of the old Dutch waterways, in 4K [source, full video: buff.ly/3fW0ULJ]
269
This variety of Orchid's flowers (Dracula Simia) strongly resemble monkey's faces
[read more: buff.ly/3YbbnaG]
270
The spectacular sight of mountain goats defying gravity on a vertical dam wall in Italy, and all because they have a craving for some of Earth's elements essential to life [full video by BBC with @ProfBrianCox: buff.ly/3sHnxry]
271
This is real life sound visualization.
449 Hz, higher frequencies, then some jazz and then some rock are pushed into a Ruben's tube with propane to show standing waves and other configurations.
[📹 Jared Fikling: buff.ly/3s2kL1r]
272
Sunflowers are used to assist in clean up after a nuclear disaster. They are hyperaccumulators, capable of absorbing toxic heavy metals from the ground and have been planted at both Chernobyl and Fukushima in the attempt to aid in soil restoration ow.ly/sZ6L50xSyNW
273
This is the Burj Khalifa skyscraper in Dubai like you’ve never seen it before.
Photographer André Larsen used an FPV racing drone to fly from the top of the Burj Khalifa building to the bottom
[📹 HD: buff.ly/3QXVPSF]
274
Using a peculiar undulating propulsion system, PES Velox robot is able to efficiently glide through the water, over rough land and has even become adept at the art of ice-skating [read more: ow.ly/693R30mZPwr]
275
Sexual dimorphism of the human pelvis illustrated.
The balls represent the size of a newborn baby's head, which will pass through the female pelvis fairly easily, but will get stuck in the male pelvis
[read more: buff.ly/3HcBPL4]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links