1851
Ever wonder what a vinyl record looks like under an electron microscope? This is a 1000x magnification of a track
[read more: buff.ly/2JN5w4l]
[How the stereo LP groove works: buff.ly/2SclXz2]
1852
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
1853
In November 2021, a ROV operated by Monterey Bay Aquarium Research Institute captured this clip of a giant phantom jellyfish, more than 1,000 m deep. Scientists have only encountered it ~100 times in ~120 years
[📹 @MBARI_News: buff.ly/3yaJhzS]
1854
There are 1.4 billion insects for each one of us. Though you often need a microscope to see them and you might even hate them, we need (almost) every one of them. Or without bugs, we might all be dead [read more: buff.ly/3osAWUI]
1855
More than 100 years ago scientist Felix d’Herelle identified bacteriophages. They look like spaceships from another world & are most fearsome killing machines, fortunately they are targeting exclusively bacteria [source, biolution: buff.ly/3rM1z9v]
1856
Tree shaping (also known by several other alternative names) uses living trees and other woody plants as the medium to create structures and art. Some of these creations are definitely stunning
[read more: buff.ly/2FxhzQP]
[📷 Peter Cook: pooktre.com]
1857
All objects, big or small, cast shadows and so do mountains. However, one particular peak displays a peculiar behavior – it cast shadows not only on the ground, but also up in the clouds [source, read more: buff.ly/2xso9qN]
1858
This strange creature was discovered by marine biologists in 2007. Teuthidodrilus, commonly known as the "Squidworm", is just as flamboyant as it is strange in appearance. ROV cameras reveal its highly interesting methods of swimming [full video: buff.ly/2q686Od]
1859
In this awesome recreation of the iconic album cover for Pink Floyd’s "Dark Side of the Moon", Aldo Cavini Benedetti uses thread and a needle to replicate the prism and spectrum of light [source: buff.ly/2KqgAFG]
1860
Originating in Australia, Boulder Opal is composed of two parts: the host rock, which is usually an ironstone or sandstone, and a precious opal. It’s formed when the silica compound has water in it, penetrates the rock, and deposits opal in the cracks ow.ly/quaU50wJUK6
1861
Fletcher Capstan Table is a round table which, when rotated at its outer perimeter, doubles its seating capacity and remains truly circular [read more: fletchertables.com]
1862
The Indian Bullfrog may not look like much, but its appearance can change dramatically. During most of the season, both genders are a rather dull kaki-olive-green, but once the mating season comes around, things change drastically [read more: buff.ly/2jm7T31]
1863
These are the attendees of the Fifth Solvay International Conference, held in October 1927. 17 out 29 were or became Nobel Prize winners. Marie Curie had already won Nobel Prizes in two separate scientific disciplines
[source, colorized: ow.ly/VdAv30nte33]
1864
«When I woke up just after dawn on September 28, 1928, I certainly didn’t plan to revolutionize all medicine by discovering the world’s first antibiotic. But I guess that was exactly what I did»
#Today in 1928, Alexander Fleming discovered penicillin
buff.ly/3m6l5c9
1865
What is beneath the world’s largest ice sheet? Compiled by the British Antarctic Survey and made from Operation IceBridge data, this animated map of the changing Antarctic Ice Sheet reveals the bedrock terrain below with a level of detail never seen before buff.ly/35vesHb
1866
How the Big Dipper constellation shape changed in the last 100,000 years and how will change in the future 100,000 years [source: ow.ly/JDuW30nsyvR] [read more: buff.ly/2jJqipj]
1867
The boundary between Scottsdale, Arizona and the Salt River Indian Reservation
[Edward Burtynsky, 2011: buff.ly/2CxiqmD]
1868
When bison returned to Badlands National Park after nearly 150 years. In October 2019 they celebrated the park opening up 22,000 acres of new bison range and almost 1,200 bison now have 80,000 acres to graze, after being absent since 1870 [read more: buff.ly/2MhVvQT]
1869
Mount Taranaki National Park has an almost perfectly circular boundary: the change in vegetation is so sharply delineated that the photos from above show an incredibly neat base [read more: buff.ly/2jp3r3B]
1870
This short clip shows a 22 million year old termite preserved in amber found in the Dominican Republic. It also presents water trapped inside its cavities
[📹 Rocks for the Spirit: buff.ly/3lz4y11]
1871
Mexico City is a huge metropolis with a population of about 21.3 million people: seen from above in the photos by Pablo Lopez Luz, it may give you the impression of being a big tide of people and buildings [source, read more: buff.ly/2rdNUYq]
1872
This video shows one of the hundreds of salt lakes in the Siwa Oasis region of Egypt whose quality is you don't need to know how to swim
[why salt makes things float: buff.ly/3nesLbR]
[📹 lokoskales: buff.ly/3dm7eKW]
1873
This is the raccoon dog, the only extant species in the genus Nyctereutes. It's a close relative of true foxes and the only canid known to hibernate during the winter [read more: ow.ly/kEtj30nrQoa]
1874
This clip by YouTube channel JayPrehistoricPets shows some Aldabra giant tortoises, which can reach 122 cm of carapace length and with an average weight of 250 kg
[read more: buff.ly/3GfJyUV]
[📹 JayPrehistoricPets: youtu.be/v5pOt1-2bnI]
1875
Broadcasting the sound of a healthy coral reef on underwater speakers in dead areas along the Great Barrier Reef resulted in life returning and thriving. Twice as many fish visited those areas vs spots without speakers [read more: buff.ly/38J0qnr]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links