176
Thanks to Harvard University, you can now virtually enter the Great Pyramid of Giza in 3D and 360º
Tour: buff.ly/3sBqStP
177
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]
178
This video captured by Tristan Heth on the island of Tenerife, shows how stable air flows over a mountain range or simple convection can form waves in the clouds that resemble an ocean [source: buff.ly/3wLra2Q-, authors' IG: buff.ly/3kzaTZO] twitter.com/pickover/statu…
179
Brazilian frogs which have evolved to be very tiny, have inner ear canals too small to help them balance well: this is why they are clumsy jumpers
[full paper: buff.ly/3RUyZMU]
180
This is the (logarithmic) timeline of an expanding universe. We live at the 3rd line from the left and all stars will disappear in 10¹⁴ years (4th line). Then there will be 10¹⁰⁰ year of just black holes and then, the Dark Era
[read more: buff.ly/3f37dfv]
181
There's a lighthouse in Iceland that sits on the highest of three rocks six miles off the Icelandic coastline, built in 1939 on top of an extremely steep and dangerous rocky cliff. It's the the Þrídrangar lighthouse
[read more: buff.ly/2CIFFLv]
182
The Taipei 101 skyscraper has this damper with a mass of 728 tons & a diameter of 5.4 m. It helps stabilize the building in high winds & earthquakes.
This is how it worked during the M6.9 earthquake on September 18, 2022
[📹 HD: buff.ly/3Lmxsx5]
183
This ultra-small generator is highly portable and works even with shallow, slow moving water. Already tested with powering street lights, it promises to allow people in the world’s remote regions to generate their own electricity [source, full video: buff.ly/2U6yeEc]
184
Jaguars are excellent swimmers
[read more: buff.ly/3LmNkje]
[📹 buff.ly/3RQl8r5]
185
When throwing paint turns into a masterpiece.
Paul Kenton is a contemporary artist, acclaimed for his cityscape paintings which capture the unique energy of cities across the world
[source, more videos: buff.ly/3Hfu47a]
186
Momentum cancellation: a ball fired at 50 mph out of a cannon from a truck going exactly at 50 mph in the opposite direction, has its velocity (and therefore momentum) cancelled
[source, full video, MythBusters: buff.ly/2FB7PoC]
187
Small update: it’s a quite painful and anxious journey. The operation went well but both, my sister and I have some complications making this period quite hard and long. Last night I had fever and doctors are investigating into the issue. Thanks for your messages and wishes
188
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]
189
A crinkle crankle wall is an unusual type of garden wall built in a serpentine shape typically found in the UK. It economizes on bricks because it can be made just one brick thin. If a wall this thin was made in a straight line, it would easily topple over ow.ly/4LY850zYx9T
190
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]
191
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]
192
Saint-Malo, Brittany, has the highest tides in Europe, with water that can rise 13 m over. These houses (here seen during storm Ciara), are built as a sea wall and 4 layer glass on the front windows
[full video, HD, Easy Ride: buff.ly/3ypBcrw]
194
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]
195
In 1995, 14 wolves were released in Yellowstone National Park. No one expected the miracle that the wolves would bring
[video, HD: buff.ly/3C69xyG]
[read more: buff.ly/3dETKh3]
196
A study found honeybee venom destroyed 2 types of hard to treat breast cancer cells. Melittin on its own reduced cancer cell growth & can be produced synthetically. One venom concentration killed cancer cells within 1 hour with minimal harm to other cells buff.ly/2YU9IcD
197
Panulirus ornatus is a large spiny lobster with 11 larval stages. It migrates annually from the Torres Strait to Yule Island in the Gulf of Papua in order to breed
[read more: buff.ly/3C7uLg2]
[photo: buff.ly/3wbjMhV]
198
Kallima inachus, the orange oakleaf, is a butterfly found in Tropical Asia. With wings closed, it closely resembles a dry leaf with dark veins and is a spectacular example of camouflage
[read more: buff.ly/2yt4bPq]
[📹: buff.ly/3CDVAG5]
199
This video is an interesting collection of fungi time-lapses showing their growth.
[source, SRodrigo777: buff.ly/3qb7D9j]
200
When owls hunt their prey in the snow, typically leave evidences like this, marking the spot where a small rat or a squirrel has been caught
[source: ow.ly/Hrd830q1vlZ]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links