1151
The 1,250-m-long Guoliang Tunnel (Chinese: 郭亮洞) is carved along the side of and through a mountain in China. The tunnel links the village of Guoliang to the outside through the Taihang Mountains
[read more: buff.ly/2AMFT0Y]
1152
The Fibonacci sequence is fundamental to life on Earth, but goes much beyond our own world; the spiral that exists in the center of sunflowers, heads of cabbage and chambered nautilus shells is the same that shapes galaxies and the orbits of Earth & Venus buff.ly/33V4Jsp
1153
A blue iceberg is visible after the ice from above the water melts, causing the smooth portion of ice from below the water to overturn. The rare blue ice is formed from the compression of pure snow ice buff.ly/2JKhhfB [photo by Robert B. Dunbar: buff.ly/32UZFmK]
1154
There's a place in China where the mountains are like trees and the trees grow like branches [read more: buff.ly/2nrjTpf]
1155
Bees dance in the hive to tell each other where to find good pollen. The angle of the dance is the angle relative to the Sun, the tempo of dance is the distance, the duration of dance is the quality of the pollen
[source, read more: buff.ly/2YrTXKk]
1156
Easter Island's moai are possibly the world’s most famous sculptures, but their household name is actually a misnomer, as each figure also has a hidden body
[read more: buff.ly/2HODwiB]
1157
Fractal Jigsaw is an eleven-piece jigsaw puzzle: all pieces look alike because of their fractal structure. The pattern is a hexagonal variation to the well-known Dragon's Curve fractal
[source, full video: buff.ly/2kDZ19s]
1158
The Atlantic puffin can hold a large number of small fish in its spacious beak. This photo by Sunil Gopalan is a stunning portrait of the wild bird with a bountiful feast of tiny fish in its bill, which was selected by National Geographic
[read more: buff.ly/2xAi0eB]
1159
Airless tires eliminates the need for air with a structure capable of supporting the vehicle, while also delivering a safe ride. Without air, flat tires and pressure loss are no longer an issue
[read more: buff.ly/3vfObKv]
1160
Alsomitra macrocarpa has seeds which use paper-thin wings to disperse like giant gliders. The seeds, which are produced by a football-sized pod, can glide hundreds of metres across the forest
[read more: buff.ly/2xzxEqt]
[full video: buff.ly/2EDymnV]
1161
Every year, 182 million tons of dust from the Sahara Desert is carried by air currents to the Amazon Rainforest where it becomes an important source of phosphorus, an essential nutrient that acts like a fertilizer for tropical plants
[read more: buff.ly/2M23EFM]
1162
In contrast to the honeybee, most bee species are solitary and have no hives, no workers. Diadasia diminuta – or simply the globe mallow bee – sleeps in the orange flowers called Globe Mallows. Joe Neely captured beautiful photos of this unusual sight: buff.ly/2IuojVn
1163
This is among the most powerful single fireworks ever exploded with a single shell and it was launched in Malta in September 2016
[full video by Janet Reed: buff.ly/2LfBmYh]
1164
«Life is like riding a bicycle. To keep your balance, you must keep moving»
– Albert Einstein
[Quote Investigator: buff.ly/3AjCDJL]
1165
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]
1166
Does it rain on the Sun? Yes, although what falls is not water but extremely hot plasma. An example occurred in mid-July 2012 after an eruption on the Sun that produced both a Coronal Mass Ejection and a moderate solar flare and after... A coronal rain buff.ly/2siMImx
1167
The story of Emile Leray, the man who survived the desert by building a motorcycle from his broken car. When his Citroen 2-CV broke down in the Sahara in 1993 he tore the car apart and built a motorcycle from the parts to escape dying from the elements: buff.ly/3Xflhrs
1168
This demonstration by Alex Kontorovich uses pizzas to lustrate the meaning of π. Cutting and laying the crust of a pizza across four others with the same radius, youl'll find that the crust spans a little more than 3 pizzas or ~3.14 buff.ly/3au7XYG
1169
“Optical Variations” is an exhibit by French artist Damien Bénéteau, featuring four of his illuminated, hypnotizing monochromatic mobiles
[read more: ow.ly/IXkk30n55Ku]
1170
Speed reading is any of several techniques used to improve one's ability to read quickly. There are several methods and techniques to achieve it with different results
[read more: bit.ly/2qWYhP4]
[source of the gif: buff.ly/3pMMpzm]
1171
This is a magnified cross section of a pine needle
[source, Forest Schooling, Nature Learning, Earthschooling: buff.ly/3pQv2Oc]
[read more: buff.ly/3eRDczb]
1172
Photographer Tim Samuel took these pictures of a yellow fish stuck inside a translucent jellyfish in Byron Bay, off the east coast of Australia in December 2015. It’s totally normal for fish to use jellies for feeding, protection, and locomotion [source: buff.ly/33KStuD]
1173
Whilst out snorkelling one afternoon in Jervis Bay, photographer Jordan Robins stumbled across this common stingaree slowly hovering above the shallow sand flats. He managed to take this amazing photo where you can see above and below the water [source: ow.ly/3YXy50ATRiU]
1174
Prepare to think
[a possible solution: buff.ly/2kGcg9H]
1175
What does the path of a bicycle pushed until it falls over look like? These are the paths of 800 unsteered bicycles obtained by CalTech's Matthew Cook
[full paper: ow.ly/WOfV50CgppT]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links