1326
An excellent climber, the Alpine Ibex's preferred habitat is the rocky region along the snow line above alpine forests, where it occupies steep, rough terrain at elevations of 1,800 to 3,300 metres buff.ly/2IbqLR5 [source, Vittorio Morletto: buff.ly/2KVHIg5]
1327
In this clip, Reza Asgaripour shows a creative way to do a 2 point perspective
[source, read more: ow.ly/2Xh850m9XLm]
1328
Using a drone, brothers photographers JP and Mike Andrews, capture natural and human made scenes across the world, stumbling upon unique patterns that can only be discerned from above, like this cargo ship's shadow [this and more pictures, here: buff.ly/2zZH7pz]
1329
The size of space: visualization of the scale of the universe
[Neal Agrawal: buff.ly/3Z1I36S]
1330
One of the most stunning reports of our visit of a comet is probably this view of 67P/Churyumov–Gerasimenko among dust, stars and cosmic ray hits, as captured by @ESA_Rosetta on June 1, 2016 and processed by @landru79 from these raw data: buff.ly/2vCPDLO
1331
Made with 6,000 moving parts, The Writer is a 240-year-old machine created by Swiss-born watchmaker Pierre Jaquet-Droz, his son Henri-Louis, and Jean-Frédéric Leschot around 1770-1772. It can be programmed up to 40 letters or signs [video: buff.ly/2ozVXR7]
1332
Specialized hydrophobic structures on gecko skin encourage dewdrops to be swept away by the wind or by gravity. This experiment is an effective visualization
[read more: buff.ly/3qWcT24-]
[source, Simply Gecko: buff.ly/3x9uULK-]
1333
Cinematographer Dustin Farrell captured this F-22 with a Phamton Flex4K at 1000fps and a 1000mm lens
[source, more videos: buff.ly/3XYG96E]
1334
Researchers have discovered that one population of white-faced capuchin monkeys in Panama have entered the Stone Age. The monkeys have started using stone tools to break nuts and shellfish, making them the fourth type of primates to do so after us [more: buff.ly/3EVdTqB]
1335
One of the largest seabirds on the planet, the albatross is a powerhouse of flight that only comes back to land to breed. By exploiting the energy of the wind and dynamic soaring, they can fly non-stop for more than 16,000 km [video, BBC Earth: buff.ly/3xXqPKE]
1336
Artist Matej Kren’s “Idiom” at the Prague Municipal Library is an art installation where hundreds of books are stacked in a cylindrical tower. Mirrors placed at the bottom and the top give the exhibit the illusion of being infinite [source, read more: buff.ly/2ZwPA3o]
1337
Originally created by Arthur Shapiro and Alex Rose-Henig of American University, this illusion starts with dots moving along linear paths, but soon something different emerges, a rolling circle
[read more, video: buff.ly/2EGVChD]
1338
Rotational / Translational transmission
[📹 veproject1: buff.ly/3i3fchS]
1339
This scale model shows how mangrove forests protect the coast. Mangrove forests are an essential component of the coastal defense systems in many places in Vietnam. This simple model makes it very easy to understand [paper: buff.ly/2KFID40] [gif: buff.ly/2VUWr0J]
1340
Tambja morosa, also known as gloomy nudibranch lives primarily in the Indo-Pacific area
[read more: buff.ly/3uS7yKe]
[📹 MAXDIVEBali1]
1341
This five-month-old bar-tailed godwit smashed the record for long-distance migration following a non-stop, 11-day flight from Alaska to Tasmania: a 13,560 km journey beating the previous record, a godwit which flew 13,000 km
[read more: buff.ly/3SBFrIA]
1342
The magnitude of difference between 1 million and 1 billion is not that intuitive and can be illustrated with this example of the time scale:
- A million seconds is 12 days.
- A billion seconds is 31 years.
- A trillion seconds is 31,688 years
ow.ly/5vsP30mJT8e
1343
The strawberry is not, from a botanical point of view, a berry. Each apparent "seed" (achene) on the outside of the fruit is actually one of the ovaries of the flower, with a seed inside it.
[📹 microworldexplorer: buff.ly/3hwG7CG]
1344
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]
1345
Living sand dollars are covered by a skin of velvet-textured spines with very small hairs (cilia). Coordinated movements of the spines enable sand dollars to move across the seabed
[read more: buff.ly/3h4cuZa]
[📹: buff.ly/3BcJ8yt]
1346
Supension demonstration
[📹 jpymotor: buff.ly/3HOQZGC]
1347
«Fun to imagine» is a 1983 BBC TV series originally shot on 16mm film at Richard Feynman's house in Altadena, California. He explains that trees actually come from the air and why the heat from a fire is in fact the heat of the Sun: buff.ly/3SQ0uZm
1348
American black bears regularly climb trees to feed, escape enemies and hibernate. Four of the eight modern bear species are habitually arboreal. This photo perfectly captures the essence of this relationship with trees
[source: buff.ly/3VuE7sY]
1349
Mauna Kea is a dormant volcano, the highest point in the state of Hawaii at 4,207 m above sea level. But most of the mountain is underwater; when measured from its oceanic base, Mauna Kea is over 10,000 m tall and is the tallest mountain on Earth buff.ly/2Hjpfey
1350
These oogpister and bombardier beetles have developed a deadly defence mechanism - a sharp spray of boiling acid from the rear
[full video, BBC Earth: buff.ly/3pHfc74]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links