1601
The scale of the universe
[source 📹: buff.ly/3yxfpih]
1602
If tuned to the same frequency, striking a tuning fork sets up a sympathetic vibration in the other, shown by a ping-pong ball attached to a thread
[read more: buff.ly/2GegL7J]
[resonance box: buff.ly/3ni5ruY]
[📹 buff.ly/3rN59is]
1603
If you take a Petri dish, castor oil and some ball bearings and put all in an electric field, you might happen to spot an interesting behavior: self-assembling wires who appear to be almost alive
[Stanford Complexity Group: buff.ly/3utG23e]
1604
This video illustrates how traditional rope is made: the process, visualized by the confraternity of San Pascual Bailón de Calatayud, patron saint of ropes, starts with smashing grass fibers and ends with the braiding phase: buff.ly/3uWTCO7
1605
Using fog to illustrate how sunlight is focused by a fresnel lens to a point. If you put a rock in that point, it will eventually melt
[📹 Joemyheck: buff.ly/3GNvsdF]
[fresnel lenses: buff.ly/3E03wkP]
1606
This is the diagram of an algorithm for the computation of Bernoulli numbers created by Ada Lovelace in 1842. It was developed for the Analytical Engine by Charles Babbage and is considered to be the first computer program [read more: buff.ly/38BnKE2] #AdaLovelaceDay2022
1607
The air moving up a chimney works under the same physical principles as water flowing in a pipe. But air pressure is negative and chimneys are negative pressure systems: the hotter the fire, the biggest the draft
[read more: buff.ly/2ojR1zT]
[📹 buff.ly/3eoczWg]
1608
This otherwordly view is not a city in the clouds: it's Chicago reflected in Lake Michigan captured by photographer Mark Hersch in 2014 on an airplane on approach to Chicago's O'Hare International Airport [source, read more: buff.ly/2Kirxs1]
1609
This particular moment when a baby alligator climbed on its mother's head, was captured at Brazos Bend State Park, Texas by photographer Clayton Bownds [souce, read more: buff.ly/2wvLSrI]
1610
This kinetic wave sculpture by Ross McSweeney is made from mostly all wood. Each wave is driven by a cam that moves the wave both horizontally and vertically [full video and more: buff.ly/2CQsR7d]
1611
This is a 480 million year old Boedaspis trilobite fossil. Over a month of preparation work went into extracting it from the surrounding limestone by a master fossil preparitor, using air abrasives under microscope [source, read more: bit.ly/2wVtg4g]
1612
Not only Moley Robotics Kitchen cooks complete meals: it tells you when ingredients need replacing, suggests dishes based on the items you have in stock, learns what you like and even cleans up surfaces after itself [learn more: moley.com]
1613
Designers at BACA Architects came up with this idea of a house floating when the land is flooded. It is located on a small island on the River Thames, in south Buckinghamshire, UK [read more: buff.ly/3fNYM9B]
1614
This video shows some plant species that use different methods of propulsion to spread their seeds. Squirting cucumber's seeds can reach a speed of 95 km/h
[full video by BBC Earth Unplugged: buff.ly/2E9jqL7]
1615
There is a small Pacific Island where about 10% of the population are completely colorblind (only see shades of black/white/grey). The condition limits vision in full sunlight, but may lead to sharper vision at night, like for night fishing [read more: buff.ly/2KJztUd]
1616
By the time komodo dragons reach adulthood, they wear a suit of armor made of tiny bony plates called osteoderms. These plates cover the dragons from head to tail, creating a “chain mail” that protects these reptiles [read more: buff.ly/2ZZdP8M]
1617
Even within the 100km radius that makes up its habitat, Platymma tweediei, the largest native land snail in Peninsular Malaysia, is under threat from increasing habitat degradation and wildlife trade [full paper: buff.ly/2ONiHXn]
1618
Azurite is a basic carbonate with the chemical formula Cu₃(CO₃)₂(OH)₂, a soft, deep-blue copper mineral produced by weathering of copper ore deposits
[read more: buff.ly/3eiKKyz]
[📹 Mineralcity/Tomasz Praszkier]
1619
Trimeresurus stejnegeri, also known as Chinese pit viper, is a species of venomous pit viper endemic to Asia. Here you see one stretching its jaws
[read more: buff.ly/3SR7KDO]
[📹buff.ly/3RQn1DF]
1620
This is what newly hatched Komodo dragons look like. Six have hatched at the Bronx Zoo in December 2021 and it was the first time the species successfully bred in the 122 year history of the zoo institution
[video: buff.ly/3ErQNvi]
1621
You’ll start to hear words, but nobody is actually talking. What you’re hearing is an auditory illusion, a series of very rapidly played piano notes which replicate the sound of a human voice
[video, by Game & Gig: buff.ly/3sc6xwq]
[read more: buff.ly/33BFeRR]
1622
The giant Pacific octopus is the largest octopus in the world: the largest individual on record weighed an impressive 270 kg and measured 9 m across in length. Along with 8 arms, an octopus also has 3 hearts and 9 brains buff.ly/2wrH1aY [image: ow.ly/dEzX30nBCbM]
1623
The story of Norman Borlaug, man who won a Nobel Peace Prize for his work developing “semi-dwarf, high-yield, disease-resistant wheat varieties” and is credited with saving over a billion people from starvation
[read more: buff.ly/2IvPbnJ]
1624
Rheum nobile is a giant herbaceous plant native to the Himalaya. It is an extraordinary species of rhubarb and at 1–2 m tall, the monocarpic inflorescences tower above the other shrubs and low herbs in its habitat
[Photo by Bhutan Excursion, read more: buff.ly/3dVSKSb]
1625
Using fine art woodworking techniques, Larry Marley creates whimsical figurative sculpture & kinetic art. His intricate marble machine modules are both complex and satisfying to watch
[site: larrymarley.com]
[Instagram: buff.ly/3q1boh6]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links