2076
This interactive periodic table from designer Keith Enevoldsen puts the elements in the context of their uses [source, ri-res and pdf: elements.wlonk.com]
2077
Japanese farmers rediscover ancient rice-growing technique that boosts production without the need for chemicals. Using ducks instead [read more: buff.ly/2Hy0S9G] [video: ow.ly/tJeW30npsXA]
2078
When hunting, a thresher shark's tail moves so quickly that it lowers the pressure in front of it, causing the water to boil. Tail slaps can lash out at up to 80km/h and some fish is hit directly in the attacks, while others are killed by the pressure wave ow.ly/xBfo30nnpaP
2079
Scientists believe that the function of zebras' stripes are to deter insects, so a team of researchers painted black and white stripes on cows. They found that it reduced the number of biting flies landing on the cows by more than 50% [full paper: buff.ly/2Iwp6nj]
2080
Sodium Citrate is the secret ingredient to make any cheese into smooth, creamy nacho cheese sauce. Coincidentally, Sodium Citrate's chemical formula is Na₃C₆H₅O₇ [rad more: ow.ly/JYzH30npn62] #FoodScience
2081
Chromatophores contain pigment sacs that become more visible as small radial muscles pull the sac open making the pigment expand under the skin
[read more: buff.ly/2KHEZvb]
[📹 buff.ly/3ScUw3y]
2082
Elephants rarely get cancer because they have extra copies of two cancer-fighting genes, P53, which hunts for cells with miscopied DNA, and LIF6, which obliterates the mutated cells before they can form a tumor ow.ly/otuL50AoRZP [full paper: ow.ly/Wqqh50AoRZR]
2083
You've certainly already heard a singing wren. What you probably don't know is that its song is particularly pleasant to the your ear, because of striking similarities between its & human music
[read more: buff.ly/3UdUytI]
[📹 by Lawrence Chatton]
2084
Brewinng Turkish coffee is a kind of thermodynamics activity that requires hot sand
[read more: buff.ly/3qMKw5q]
[📹 Night Bazaar in Karasu, Sakarya, Turkey, National Geographic]
2085
The Tacoma Narrows Bridge's collapse on November 7, 1940 has been described as "spectacular" and in subsequent decades has attracted the attention of engineers, physicists, and mathematicians [read more: bit.ly/1VFh2T2 [watch the video: buff.ly/2HiRjzt]
2086
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]
2087
Thorny Devils can change colour to blend in with their surroundings, but their unusual gait, involving freezing and rocking, is another deception used to evade predators
[read more: buff.ly/3HXXzIx]
[📹 G Anderson / AWC: buff.ly/3xuw6Jz]
2088
Someone said intelligence is the ability to adapt and Tony Ann gave a majestic example of this by turning his neighbor's annoying car alarm into art
[source, more videos: buff.ly/3RS1KKu]
2089
This is not a snake, it's a caterpillar. In its larval form, the Hemeroplanes triptolemus can expand its body segments to give it the appearance of a snake
[read more: buff.ly/2qO9uTy]
[full 📹 Mark Bowler: buff.ly/3djoGmO]
2090
Born 196 years ago #Today, Bernhard Riemann was a revolutionary contributor to mathematics. Through his pioneering contributions to differential geometry, he also laid the foundations of the mathematics of general relativity bit.ly/2cHSzs5
2091
This clip undoubtedly falls in the category don't try at all (not only at home), but it also visualizes very well the extreme reactivity of sodium with water
[read more: buff.ly/3nYUdNo]
[📹 EatsTooMuchJam: buff.ly/3p30wyY]
2092
This is the first cellular phone: it was approved by U.S. FCC 37 years ago #Today and it cost $4,000 [read more: bit.ly/1PgPv5m]
2093
46 years ago #Today, this iconic photo was shot at the first Shuttle showing: its name was #Enterprise [read more: bit.ly/2d8WnH5] #StarTrek
2094
Graffiti artist paints his artworks on the walls of abandoned buildings around Europe, using techniques to create the impressive illusion of depth in his interventions.
In the one below, for example, only the door on the left is real
[more artworks: vilegraffiti.com]
2095
«At home, 2001»
This film, made in the late 1960's and narrated by Walter Cronkite, tells what future homes will look like in the 21st century or 2001 to be exact
[full video: buff.ly/3U9q4sK]
2096
This red-tailed hawk seemingly suspended in the air
Its head is perfectly still while its body stabilizes around it
[📹 Bill Bryant: buff.ly/3igxQz0].
2097
This stunning picture of a lightning strike at night was taken by photographer Rolf Maeder in the Grand Canyon using a Nikon D800 with a 24x85mm lens at 24mm, f/8, ISO 400 and a 25 sec. exposure [source: buff.ly/2KcQxBG]
2098
The age of dinosaurs on Earth was very long and lasted about 178 million years, ending about 65 million years ago. That means we live closer to the time of the T-Rex than the T-Rex lived to the time of Stegosaurus [read more: buff.ly/2vBfZxA]
2099
Jeffreys Bay in South Africa is famous for abundant seashells: the variety of colors, sizes and shapes, makes of it one of the most famous places for seashells collection [source, read more: buff.ly/2HgMmXZ]
2100
This Geologic Time Scale drawn by Ray Troll shows how life has evolved and changed over the eons of time, giving each period a distinct group of fossils that can be recognized worldwide [source: ow.ly/FAGA50AohbE]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links