426
When a seagull will repeatedly stamp its feet in a rhythmic pattern, that is called the rain dance. It mimics the rain by vibration to brings earthworms and other bugs to surface
[read more: ow.ly/nUmM50nZ0ug]
427
The burrowing parrots in Patagonia have been spotted working together to jump-start a water pump at a farm to have a drink
[full video: ow.ly/yMDp30oapR5]
428
This is a giant 50-meter deep 'crater' opens up in Arctic tundra. The recently-formed new hole or funnel is just one of the latest to be seen in northern Siberia since the phenomenon was first registered in 2014 [read more: buff.ly/2YKPAcY]
429
A zoetrope is one of several pre-film animation devices that produce the illusion of motion [ow.ly/vDAu30oawYi]. This is a 3D printed part created by Akinori Goto, which allows a light to project a simple, essential animation [source and more: ow.ly/uLbN30oax2A]
430
This gif is an early version of a 2006 visualization titled “The Inner Life of the Cell”. It shows a kinesin, a motor protein that moves molecules around the cell. It's powered by ATP and transport molecules along microtube filaments at a rate of 2000 nm/s buff.ly/2On4HTb
431
The Ruppert Archaeopteryx is a high-wing, single-seat, foot-launchable microlift glider
[read more: buff.ly/3pxI6ae]
432
To pay tribute to all the enslaved people buried in cemeteries with no name, artist Craig Walsh put a face in the trees to honor their souls in an installation in Charlotte, North Carolina, called "Monuments"
[read more: buff.ly/3ChbM2N]
433
How Oklahoma farmer Carl Barnes uncovered a brilliant strain of corn now called Glass Gem Corn
[read more: bit.ly/2eVoqqR]
434
Comparison of the height of the most known trees, from the apple to the tallest tree in the world
[full video, HD, Red Side: buff.ly/3dHRLrO]
435
A Sea Butterfly (Corolla spectabilis) gracefully swimming in the ocean
[read more: buff.ly/3uYSM49]
[📹 Chris Gug: buff.ly/3FBTn0F]
436
Neurons are often represented as isolated, but in reality they packed very tightly. Tyler Sloan made this animation showing 364 neurons packed into a box roughly the size of a grain of sand.
[HD: buff.ly/3WoadGZ]
[author: buff.ly/3j1jnuG]
437
There are several ways to scan a book. This kind of scanners allows most gentle book scanning with no overstrechting of the books providing automatic page turning (up to 2,500 pph)
[read more: buff.ly/3hz35ZQ]
438
When John Nash, the Princeton game theorist who shared the 1994 Nobel Prize in economics and was portrayed by Russell Crowe in A Beautiful Mind, died in 2015, Princeton released his academic file to the public. This is his recommendation letter [source: buff.ly/3sqlb1m]
439
Designed and made by New Wind in 2016, the trees have plastic leaves which silently turn in the breeze. While larger industrial turbines can only work in winds of over 35 km/h, the leaves capture energy from wind speeds of less than 8 km/h
[read more: buff.ly/3B44wVy]
440
NickFlightX has captured on video the perfect synchronized touchdowns at SFO (San Francisco Airport) with a United 737 MAX 9 and Alaska E175 landing together.
[more clips by the author: buff.ly/3uUEjq6]
441
The AquaDom in Berlin, a 25 m tall cylindrical acrylic glass aquarium with built-in transparent elevator containining 1 million liters of water and over 1,500 fish of 50 species, has burst flooding the nearby streets.
[video: buff.ly/3YyCvjW]
442
The yeti crab, an unusual, hairy crab with no eyes, was discovered in 2005 on a hydrothermal vent near Easter Island. It is notable for the quantity of silky blond setae (resembling fur) covering its pereiopods (thoracic legs, including claws) buff.ly/2lxeqJl
443
This clip by the Association of Science-Technology Centers (ASTC) explains quantum levitation and quantum locking as a consequence of the Meissner effect
[read more: buff.ly/3xfw2PO]
[source, HD: buff.ly/3apBuGQ]
444
Jupiter radiates more heat than it receives from the Sun. This heat is generated by the Kelvin–Helmholtz mechanism through contraction, which causes Jupiter to shrink by about 2 cm/year. When it was first formed Jupiter was about twice its current diameter buff.ly/2tEq2gW
445
How long until it's gone? The decomposition times of marine debris
[source: ow.ly/FdV450xuI7b]
446
119 years ago #Today, two Ohio brothers – Wilbur & Orville Wright – made the first bonafide, crewed, heavier-than-air flight bit.ly/2gVOyFh
447
Energy density is the amount of energy that can be stored in a given system, substance, or region of space.
Uranium is the most energy dense among fuels.
[source, read more: buff.ly/3PzPMF9]
448
An impressive footage of a hunt by two saluki dogs chasing a rabbit in the desert. Saluki hunt by sight more than scent or sound and this gives advantage to rabbits.
[full video: buff.ly/3BGtVGj]
449
This is rongorongo, the form of writing found on Rapa Nui or Easter Island, and it has not been deciphered. The last natives who could read rongorongo were priests who were captured in a Peruvian slaving raid in 1862 and subsequently died
[read more: buff.ly/2EPeNfa]
450
The world's known loudest sound. When the Krakatoa volcano erupted in 1883, the sound of the explosion was so loud that it ruptured the eardrums of people 40 miles away, traveled around the world four times, and was clearly heard from 5,000 km away buff.ly/1rOmT8F
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links