526
Engineers developed a new battery design using common materials – aluminum, sulfur and salt. The battery is low-cost & resistant to fire and failures: it can be charged very fast, which could make it useful for powering a home or charging electric vehicles buff.ly/3R8t8TD
527
A snake drining water.
Snakes don't lap up water with their tongues & they don't simply suck water through a hole in their mouths. They use a sponge-like capillary action
[read more: buff.ly/3APzH8g]
[📹 Mike Richardson: buff.ly/3PU9hXs]
528
Hero's steam engine with water vs liquid nitrogen
[full video, The Action Lab: buff.ly/3pLXZd1]
529
Artist Guillaume Legros paints on grass and mostly on hill & mountain sides: he has to wait for sunny days, but when this happens, slopes become immense artworks. And his paint is safe for the environment
[read more: buff.ly/3Reo4ND]
530
Nowadays, Disney is one of the biggest companies in the entertainment industry, but in the middle of the 20th century, the studio didn’t have an army of illustrators to draw unique pictures every time so, they reused animations: buff.ly/3ARRMm4
531
In Bandipur Forest, India there's a road's elephant crossing area, a place where it's possible to see how protective are adult elephants towards their young
[the elephant's defensive circle: buff.ly/3wzKm4p]
[full video: buff.ly/3e3YOew]
532
Instead of being totally round, these gears take their cue from the Fibonacci spiral. If one gear is moving at a constant speed, the other will speed up and slow down during the course of its rotation
[full video, Kiyoshi Adachi: buff.ly/2S3FLDU]
533
The trick itself is a popular winter science experiment when temperatures dip below freezing, but it’s visually stunning
[the science behind the process: buff.ly/3mRKacr]
[source, Sam Williams: buff.ly/3wmr4hT]
534
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]
535
The flexible shell of soft shell turtles allows them to move more easily in open water and muddy lake bottoms, allowing them to move much faster on land than most turtles
[read more: buff.ly/3wC2OcW]
[📹 Manny Vizcaya: buff.ly/3cqqEkU]
536
Deep brain stimulation uses implanted electrodes & electrical stimulation to treat movement disorders associated with Parkinson’s disease. This 2018 clip shows a retired Royal Marine's experience: buff.ly/3TprGyq
[more: buff.ly/3vzU5rG]
twitter.com/AmazingPosts_/…
537
The so called “ballerina dance” of the male Western Parotia is a carefully choreographed display performed for any female who chooses to perch on the branch above his well-maintained court
[source, from Netflix Our Planet: buff.ly/3qoIDN8]
538
This picture shows the effectiveness of camouflage. You have just to zoom in
[source, read more (PT): buff.ly/3TkHQZJ]
539
The fruits of Melocactus are pink and resemble the shape of pepper fruits. The fruits of this genus are edible, and in the wild they are frequently dispersed by lizards and birds
[read more: buff.ly/3cnCPPl]
540
The da Vinci Globe formerly known as the Ostrich Egg Globe, is an Italian Renaissance object of historical importance. Leonardo made a preparatory drawing showing the New World in 1503 and the globe is the earliest known to show the Americas [read more: buff.ly/3kmnbDv]
541
This image shows what would happen if all of the water on or near the surface of the Earth were bunched up into a ball. The radius of this ball would be only about 700 kilometers, less than half the radius of the Earth's Moon [source: buff.ly/2LvbzOM]
542
Colugos are arboreal gliding mammals that are native to Southeast Asia. A fur-covered membrane, called a patagium, connects to the face, paws, and tail, giving them an unusual body shape
[read more: buff.ly/3hAPkEn]
[📹 buff.ly/3Av6f6a]
543
Does lightning strike from the sky down, or the ground up? The answer is both. Cloud-to-ground lightning comes from the sky down, but the part you see comes from the ground up
[read more: buff.ly/2Lgst0O]
[📹 Taylor Vonfeldt]
544
These are the oldest masks known, discovered in Israel on the Judean Hills. They were made in the Neolithic era, about 9,000 years ago
[read more: buff.ly/3C2DJaR]
545
Boxabl folding house is 40 square meters—about the size of a studio apartment—and they’re calling it the Casita. It costs $49,500 and can be set up in a day once it’s delivered [read more: buff.ly/37bRNle]
546
Submarine cable generally consists of a lead sheathed cable and is usually armored. This is a cross section of a submarine power cable used to connect mainland areas or cities via water passages [read more: buff.ly/2Ekull3]
547
Starlings imitate a variety of avian species & have a repertoire of about 15–20 distinct imitations + non-avian sounds. This one seems even capable of beatboxing [read more: buff.ly/3CWLUXs-] [source, BBC Springwatch: buff.ly/3H9peWo-]
548
Rollor is a cardboard packaging, 100% recyclable and made from a renewable resource. It also has a peculiar geometry in its folding process based on the hexagon and the spiral rollor.com
549
A moment (momentum) was a medieval unit of time. The earliest reference to it is from the 8th century and since 1 hour = 4 points = 5 lunar points = 10 minutes = 15 parts = 40 moments, one moment corresponds to 90 seconds [source, read more: ow.ly/9mYL30n9At8]
550
Chris Kunzmann makes creatures, puppets, animatronics and monsters since 1989 with his company Chris Creatures based in Berlin. This is one of his creations
[Instagram: buff.ly/3wAkqWl]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links