176
Matt Baker creates helpful visual guides that condense thousands of years of history. His poster Evolution of the Alphabet looks at nearly 3,800 years of the alphabet’s evolution, tracing it from Egyptian hieroglyphs to the present forms we use today buff.ly/3LRadLN
177
Non-Newtonian fluids turn into solids when pressure is applied. It's called the process of impact-activated solidification that occurs when compressive forces are applied to fluid-grain suspensions
[📹 University of Chicago: buff.ly/2NB5r7r]
178
In 1663, the skull of a woolly rhinoceros was discovered along with the tusk from a narwhale & the front legs of a mammoth in Germany. This is how the “Magdeburg Unicorn” was assembled, one of the worst fossil reconstructions in human history
[read more: buff.ly/3VqGAEC]
179
The 2011 Tōhoku earthquake triggered a tsunami wave that reached heights of up to 40.5 meters, traveling at sea at a maximum speed of 700 km/h. This video shows its devastating speed and power
[read more: buff.ly/2vKev0C]
180
Retweet if you were part of one of those tiny first 4 bars.
[source: buff.ly/3jWsfiC]
181
An accessory cloud can often be seen just above Mount Teide’s summit. Such cloud formations are always attention-getting, such as this lenticular cloud captured by Bartosz Wojczyński, staying in the same spot for hours [full video: buff.ly/35BSa98]
182
There are many ways to get across the point of distortion in the Mercator map. Here's a planisphere indicating a distance across Africa and another distance across Russia and things don't add up [source, read more: buff.ly/3HGVLme]
183
Very few species have been observed imitating human behavior, but the list of observations has recently grown.
These two studies explore animals imitation of humans: buff.ly/3Ig68xP, buff.ly/33lQNN6
[📹: buff.ly/3qxuU6h]
184
How high you would jump on other planets or moons?
This video shows the average jump height of a person on Earth and its equivalent in other worlds of the Solar System
[full video, HD, MetaBallStudios: buff.ly/3Jzo5sW]
185
The amazing view of NASA DART spacecraft impacting on the asteroid moonlet Dimorphos captured by the ATLAS telescope in South Africa
[read more: atlas.fallingstar.com/home.php, buff.ly/3Cd4X1J]
186
The Shibuya Crossing in Tokio is frequently called "the busiest pedestrian intersection in the world". A flow measurement survey estimated up to 390,000 pedestrians per day
[source: buff.ly/3U8mpu9]
[read more: buff.ly/3VoXP9k]
187
A non-Newtonian fluid is a fluid that does not follow Newton's law of viscosity, i.e. viscosity is not constant and it's a funtion of the stress applied.
[read more: buff.ly/3WnTSm5]
[📹 Bunnyy_slime: buff.ly/3PSQU6F]
188
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
189
Of the many structures Leonardo da Vinci designed, perhaps none made more ingenious use of materials than his practical design for an easy-to-assemble, self-supporting bridge
[read more: buff.ly/3RcIg2A]
[📹 buff.ly/3AnBwrM]
190
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]
191
Poecilotheria metallica, also known as the peacock tarantula, is the only species in its genus to be covered in blue hair: it also exhibits an intricate fractal-like pattern on the abdomen [read more: buff.ly/2I3uBac] [clip by Daniel Vamu: buff.ly/3m3Qi0H]
192
Hurling hot water in freezing tempetatures has always its aesthetical reward
[📹 Douyin 抖音号 1530506662: buff.ly/3PgoC61]
193
Simas Snežko built a mechanical model of a car out of wood. And it's not just some pistons moving up and down in a drilled-out block of wood—the model is a V8 with a working transmission, a differential and a clutch [read more: buff.ly/3sI66aE]
194
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]
195
Artist Lai Yuesen (赖跃森) is mostly known for his super-realistic oil paintings, generally impressive still life perfomances that look like anything but still.
[artist's account: buff.ly/3xw0OmW]
196
This jaguar demonstrated the meaning of the term power, dragging this 8 ft long, armour plated, 74 toothed, chunk of contracting muscle out of the water. Jaguars are estimated to have the 5th strongest bite in the entire animal kingdom [source: buff.ly/2ubjlH4]
197
This waterfall is located outside the Peruvian city of Cajamarca and resembles the shape of a woman wearing a bridal dress: it's called La Cascada de la Novia
[read more: buff.ly/3xDcwex]
[note: this is a cinemagraph obtained by a shorter clip]
198
This clip by YouTube channel McGybeer shows a time-lapse of a 3D printing process of an articulated dragon
[video, HD: buff.ly/3LhwgsW]
199
These silky sheets are actually a spider web. As happened in 2021 in Australia, sometimes there are so many spiders making webs the silk becomes like one gossamer blanket
[read more: buff.ly/2UDXx4q]
[📹Carolyn Crossley: buff.ly/3kdIybk]
200
This is the Bonsai tree that was planted in 1625, survived the devastation of the Hiroshima bombing 77 years ago #Today and is still growing today [read more: buff.ly/3Qn5kuP]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links