401
You could climb out of a hole with a ladder or a rope—or you could call on your physics knowledge. Running in circle, for example, will introduce a rotational force, and therefore a larger normal and frictional force
[explanation: buff.ly/3BCgl6v]
402
A vortex ring is the phenomenon where a quantity of a fluid in a toroid shape, travels through a fluid, while spinning like a circular bracelet that is being rolled off of a person’s arm. And it can also interact with objects [source of the gif: buff.ly/33xVHRT]
403
Sodium Citrate is the secret ingredient to make any cheese into smooth, creamy nacho cheese sauce. Coincidentally, Sodium Citrate's chemical formula is Na₃C₆H₅O₇ [rad more: ow.ly/JYzH30npn62] #FoodScience
404
This popular video shows the «world's most battered great white shark»: a specimen filmed in southern Australia in 2021, showing dozens of scratches, scars and wounds on every part of its body
[Dean Spraakman: buff.ly/3sreQmW]
405
This is not stained glass. It's a dragonfly's wing seen up close.
And on top of this beauty, dragonfly wings kill bacteria on contact by ripping apart their cell membranes with sharp nanopillars ow.ly/6KZN50wzlKD
[📷 kellyjeanrebar: kelly-j-rebar.pixpa.com]
406
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]
407
Watch people play ‘Pong’ on a rock wall with Augmented Climbing
[source: ow.ly/E6Ug50Am51h]
[read more: valomotion.com]
408
The library of Wiblingen Abbey near Ulm, Germany captivates with its unique ceiling fresco & decorated figures. It is considered a masterpiece of rococo style and one of the most world's beautiful libraries
[📹 baroqueblockbuster: buff.ly/3FKVH5J]
twitter.com/Enezator/statu…
409
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]
410
Lithops are Namibian and South African plants that have evolved to look like stones
[read more: bit.ly/2gLSyHy]
411
This picture of the Thorntonbank offshore windpark in front of the Belgian coast perfectly shows the earth curvature
[source, read more: buff.ly/33A2csn]
412
The cocoa powder contains fat with a hydrophobic quality and this is why when you touch it with a toothpick, the layer of milk seems to magically fall off leaving the cocoa powder underneath perfectly dry
[read more: buff.ly/3q89Ous]
413
Kanzi the bonobo lives in America and has learnt how to build a fire, light it using matches and toast marshmallows on it. It shows just how like us some primates really are [full video: buff.ly/2vBMawH] [read more: buff.ly/2OAjWwZ]
414
Located in the province of Catania, in the Italian island of Sicily, is the town of Grammichele. It is one of the few towns in the world to have this unique hexagonal layout [read more: buff.ly/3RfTtz8]
415
Artist Insane 51 created an art called "Double Exposure 3D" which uses 3D glasses to show different aspect of the same mural painting. This one was made in Bristol, UK [source, more artworks: buff.ly/3QKLXMm]
416
This animation shows every recorded earthquake in sequence as they occurred from January 1, 1901, through December 31, 2000, at a rate of 1 year per second
[source, read more, NOAA: buff.ly/3eIHHiI]
417
Wood planing is the art of shaving wood into very thin strips: a select group of experts in Japan compete to shave off the thinnest piece of wood possible. This video by xtol.ren shows how it's done
[source: buff.ly/3eoSUVJ]
418
A baby blue marlin in the larvae stage. The eye to body ratio is quite high. This marlin might weigh up to 800 kg or 1800 pounds at maturity [source, read more: buff.ly/2HNh2Me]
419
This is a pair of legs, clear. But are the legs shiny? You certainly see them shiny, at first, but looking better you'll find this is just a brilliant optical illusion using white paint
[source: ow.ly/oQrm30o30ZD]
420
This is how a Fibonacci spiral is built buff.ly/2ozEkeS [source of the gif: buff.ly/3mCJZBI]
421
The scale of a marble quarry can be so huge that an excavator might look like a toy [more about Carrara's marble quarries: buff.ly/2YkDN59] [source of the gif: buff.ly/2Z9t2lB]
422
99% of the internet network runs through submarine cables. There are over 420 submarine lines in the world, totalling 1.3 million km, over 3 times the distance from Earth to Moon.
[Tyler Morgan-Wall: buff.ly/3vTBa9P]
423
Ed Fairburn repurposes old maps, transforming them into beautiful, highly-detailed portraits, merging landscape and humanity, reminding us that we are a product of our environment & vice versa
[site: edfairburn.com]
[IG: buff.ly/3P6HPXq]
424
This balancing cube can balance itself on any of its edges or corners and owes this ability to three rotating mechanisms which act like gyroscopes using the conservation of angular momentum.
[📹 ReM-RC: buff.ly/3BhCyG8]
425
In this clip, you can notice the pollen baskets or corbiculae which are part of the tibia on the hind legs of certain species of bees. You can also see two bee guards carefully inspecting
[read more: buff.ly/2zbrPjF]
[📹 buff.ly/3hJm4Rx]
twitter.com/Enezator/statu…
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links