2226
Playful behavior is widespread in mammals, and has important developmental consequences. This study found that chimps play & develop much the same way as human children
[full paper: buff.ly/3HolkbM]
[clip by Liran Samuni: buff.ly/2OKRMtg]
2227
Koalas, cute marsupials that climb trees with babies on their backs, have fingerprints that are almost identical to human ones. Not even careful analysis under a microscope can easily distinguish the loopy, whirling ridges on koalas' fingers from our own ow.ly/6L4430nWpKm
2228
How photographer Sunny Inaganti captured the perfect moment when a heron and a keelback snake found out who had the quickest reactions on a fish
[source, read more: buff.ly/2VEJREk ]
2229
The Drake Equation, explained in one of Carl Sagan’s most widely known episodes of his iconic television program, Cosmos [full video: buff.ly/3uA8tMt] #FrankDrake
2230
55 years ago #Today, Sweden switched from left-hand to right-hand traffic. This is a picture of Stockholm on that day [read more: bit.ly/2vDCfGU]
2231
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
2232
Senet was a board game from ancient Egypt for two players. This set inscribed with the Horus name of Amenhotep III is from the period 1391–1353 BCE
[read more: buff.ly/3inxbMh]
2233
Lactation
When a baby suckles, it stimulates the mom's body to release prolactin & oxytocin. Oxytocin causes muscle contractions that push out the milk of the alveoli & prolactin causes the alveoli to make milk
[📹 design_cells: buff.ly/3QyoU7O]
twitter.com/wowinteresting…
2234
1985: Fred Harris gets his hands on the new Commodore Amiga, a personal computer so advanced that uses windows, icons, mouse and pull-down menus and it's capable of multitasking, running three programs simultaneously
[full video: buff.ly/3DBDNm2]
2235
Stink bugs deposit their eggs on the underside of leaves in clusters with tight rows of individual barrel-shaped egg. Each egg is just 1 mm in diameter and some species' have a somewhat friendly appearance [video by Tim Doyle: buff.ly/3BoJe3r]
2236
A visualization of two physical models of gravity: Newtonian Gravity and Einstein's General Relativity
[source, by eyytee. Full video with explanation: buff.ly/2G9L7sq]
2237
The eye of typhoon Trami, captured by astronaut Alexander Gerst from the International Space Station before landfall in Taiwan in 2018
[source, read more: buff.ly/2DHBLnB]
2238
Into the Inferno is a 2016 documentary film directed by Werner Herzog. In it, Herzog explores active volcanoes from around the world, following volcanologist and co-director Clive Oppenheimer
[full trailer: buff.ly/3vdE87m]
2239
With 12,500 parking places, the Bicycle parking Stationsplein in Utrecht, The Netherlands, is the world's largest bicycle parking
[read more: buff.ly/3CzdCur]
[📹 De Filmende Fietser]
2240
These ultra-black fish are equipped with specialised skin that allows them to evade detection while hunting or hiding in the dark. Their skin can absorb 99.95% of all photons
[read more: buff.ly/39bW2xj]
2241
Vintage blade sharpeners are sometimes surprising little mechanical jewels. This video by Igor Dolinar shows 5 minutes of sharpeners working, including this 1920s Kriss Kross specimen [video: buff.ly/3k846Vx] [Kriss Kross: buff.ly/37rY1hB]
2242
Buick created the first car touchscreen on its model Riviera in 1986. The technology was dropped because customers found it onerous and distracting
[read more: buff.ly/3iXRoa4]
[full video by doktorebuick: buff.ly/3tv2lbv]
2243
This brilliant collection of shapes by Tib Roibu, shows various nature elements, compounds, animals' creations and processes that abide by geometric laws and construction patterns
[source, Geometry Matters: ow.ly/5jl830q1k6P]
2244
Can you believe a bird made this? This 2013 photo by Lars Petersson shows the structure built by a Vogelkop bowerbird, a cone-shaped hut where decorations are collected and artistically arranged
[read more: buff.ly/35elXGX]
[source: buff.ly/3nLwDmK]
2245
This is how two colliding galaxies interact and merge into a single elliptical galaxy over a period spanning two billion years of evolution, in a simulation made by the Advanced Visualization Laboratory (AVL) at NCSA
[read more: buff.ly/3vCi2eH]
2246
This 1934 footage titled "Facts on friction" shows how Chevrolet brakes and in general how drum brakes work
[full video: buff.ly/3iqURi6]
2247
Energy density is the amount of energy that can be stored in a given system, substance, or region of space.
Uranium is the most energy dense among fuels.
[source, read more: buff.ly/3PzPMF9]
2248
«At first all plates seem upside-down, once you see one that is straight up all the other ones will show straight up too».
This is due to your unconscious expectation to see objects illuminated from above
[read more: ow.ly/wgM530nBF4b, ow.ly/hZPE30nBF4F]
2249
Stotting is a behavior of quadrupeds in which they spring into the air, lifting all four feet simultaneously
[read more: buff.ly/2r6WmJY]
[full video: buff.ly/31GAg1E]
2250
How this machine, with the help of two people, easily replaces a railroad tie
[full video: buff.ly/2UApZPN]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links