1451
This copper alloy eliminates 99.99% of bacterial cells in just 2 minutes, more than 120 times faster than a standard copper surface and it may help combat the growing threat of antibiotic-resistant superbugs
[read more: buff.ly/3s0VBBH]
[paper: buff.ly/3SKJy67]
1452
Why math love stories are never happy stories
[source, u/theroundpanda: buff.ly/3Mf2nvJ]
1453
Cardboard boxes can be quite versatile packaging, especially if you learn to resize and recycle them. This series of simple steps allow you to change the geometric shape of a cardboard box
[read more: buff.ly/3RLyrs4]
1454
This system designed and built by Johan Link holds a ball in balance on a plate. A webcam films the system and a python program analyzes the images to find the position of the ball, preventing it from falling [video with more details: buff.ly/3mhEjLt]
1455
American woodcock videos often show them bobbing and rocking, and it's believed this dance may create enough vibration that it will disturb earthworms, so that the birds can forage them
[read more: buff.ly/2ZH231Z]
[📹 Kelly Cain: buff.ly/2Vj041W]
1456
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]
1457
Un-bee-lievable: amateur photographer Kutub Uddin captured the moment a greedy bee flew headfirst into a flower in Hotham Park, Bognor Regis, West Sussex, UK [source, read more: buff.ly/2KL1lrd]
1458
The Incas never invented the wheel, never figured out the arch, and never discovered iron. But they were masters of fiber. They built ships out of fiber, armors, weapons and even bridges. This is the last Incan suspension bridge, made entirely out of grass ow.ly/RX9R50EfXiU
1459
The Phare du Four, in Brittany, France, was built in 1869. It's automated and no longer guarded since 1993. It's 31 meter high and the waves that break on it can reach that same height
[📹 Mathieu Rivrin: buff.ly/3VaCnph]
1460
The Bell V 280 helicopter comes with augmented reality goggles for ease of maintenance. It allows you to “see through the covers” to see the layout of the components beneath
[source, Herman Singh: buff.ly/3fRSXu2]
1461
Photographer Varun Aditya captured this impressive clip without a flash in the Zimanga Private Game reserve in South Africa, staying for three nights in a hide to patiently wait for the pride of lions
[Instagram: buff.ly/2YmQ6LB]
1462
Located in Brno, Czechia, this is a waterfall clock. The amount of every line of water is controlled by a computer. By controlling the length of the lines, pictures and numbers can be shown in the air.
[📹 buff.ly/3CImb7i]
1463
This breathtaking video shows a Falcon 9 launch viewed from airplane cockpit at flight level
[📹 Edgardo German, HD: buff.ly/3ehHaVi]
1464
The story of Tsutomu Yamaguchi, the man who survived the atomic blast at Hiroshima. Despite the explosions left him temporarily blind and burned, he jumped on a train to Nagasaki, arriving just in time for the second bomb. He survived that one too buff.ly/3Mf4ek8
1465
89 years ago #Today, the #Draconids put on one of the greatest astronomical shows ever, the famous radiant storm of 9 October bit.ly/2egCoaa
1466
30 years ago #Today, the "Peekskill meteorite" hit an unoccupied 1980 Chevy Malibu near New York bit.ly/2kBBaKj
1467
No one, presently, sees the Moon rotate like this. That's because the Earth's moon is tidally locked to the Earth, showing us only one side. But thanks to the Lunar Reconnaissance Orbiter, a high resolution virtual Moon rotation movie has been composed buff.ly/3eJlcoq
1468
Thomas Medicus' sculptures are made from segments of painted and hand-cut glass presenting a different image depending on which angle the observer views the rotating sculpture
[read more: thomasmedicus.at]
1469
Building a LEGO-powered Submarine with automatic depth control
[📹 YouTube's Brick Experiment Channel: buff.ly/3oaZqkE]
1470
A binky is when a rabbit jumps, runs and leaps in the air. Sometimes they will kick or twist in the air as well. Binkies are signs of playfulness and joy in rabbits
[read more: buff.ly/3V6Jwa2]
[📹 blancobun: buff.ly/3SRnyGA]
1471
This image shows manhole to periscope wall, valve wheels for flooding and blowing; hanwheels for periscope gear, air pressure gauges of a World War I's UB-110 German submarine. In other words, its main control room [source, Tyne & Wear Archives & Museums: buff.ly/2rwR1Kt]
1472
There's a point in South America where three countries borders meet in the so called Triple Frontier [read more: buff.ly/2qitcqG]
1473
This scanning electron microscope picture shows a nerve ending. It has been broken open to reveal vesicles (orange and blue) containing chemicals used to pass messages in the nervous system. The picture was captured by Tina Carvalho [source: ow.ly/3FAy50wTBnk]
1474
Static grass applicators use relatively high voltage (40,000 V) to apply and recreate realistic grass in diorama and model railroads
[video example: buff.ly/3Co72XL]
[📹 Model Railroad Hobbyist]
1475
Osaka, Japan, has three major arched flood gates. In case of need, the arch shape floodgate lowers towards the upstream side. The whole process takes about 30 minutes [full video: buff.ly/2PRSXNu]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links