601
What are those red filaments in the sky? They are a rarely seen form of lightning confirmed only about 30 years ago: red sprites. This image was taken by Yuri Beletsky in 2021 from Las Campanas observatory in Chile [read more: buff.ly/31JcBOB]
602
The British Museum has a 3700+ year old clay tablet that is the world's oldest known complaint letter.
1750 BC problems.
[read more: buff.ly/2JqqEhE]
603
The Star is an extremely rare apple parer and slicer patented by Calvin A. Foster of Fitchburg, Massachusetts on July 11, 1871.
[read more, video: buff.ly/3UAGXwC]
604
Un-bee-lievable: amateur photographer Kutub Uddin captured the moment a greedy bee flew headfirst into a flower in Hotham Park, Bognor Regis, West Sussex, UK [source, read more: buff.ly/2KL1lrd]
605
Sheep need regular shearing, or else their coats can become so overgrown they’re unable to get around properly. This is what happens when one gets lost for 5-6 years and nobody takes care of shearing it
[full story: buff.ly/3Wgx7jS]
606
This beautiful bird, a male Cabot's tragopan, lives in the hilly evergreen forests of China, where it forages for leaves, fruit, seeds and insects
[read more: buff.ly/2IxQQ96]
[📹 buff.ly/3LiuCJp]
607
A pyramidion used to be the uppermost piece of an Egyptian pyramid or obelisk. It was generally made of diorite, granite, or fine limestone, then covered in gold or electrum. Very few pyramidia have survived into modern times. This is one of them [more: buff.ly/334VWDg]
608
Normally, there aren't grandparents around when an animal is born. But this clip of a bonobo playing with her baby granddaughter tells us there are notable exceptions
[read more: buff.ly/2J1nPHm]
[📹 Cincinnati Zoo: buff.ly/3F8FpRO]
609
The story of "water man" Patrick Mwalua, the man who has been buying and transporting water for long distances to Tsavo West National Park to quench wild animals' thirst
[read more: buff.ly/3QCwmON]
610
The Kamenstein World of Motion Rocket Teapot Kettle is a quite rare object: made of polished stainless steel, the kettle has two steam-driven rocket which move around the pot when the water boils
[read more: buff.ly/3sGGtYW]
[📹: buff.ly/3sM4kXf]
611
Fusion splicing is the act of joining two optical fibers end-to-end using a source of heat, which is usually an electric arc but can also be a laser, a gas flame, or a tungsten filament
[read more: buff.ly/3I8PNOm]
612
This picture by Steve Curle is probably true and not digitally manipulated. It shows a 5 meter crocodile killed in Zimbabwe after becoming a problem animal which had been attacking and killing fully grown cows [read more on Snopes.com: buff.ly/30cCZRl]
613
This popular photo by Terri Babers (Jam Press) is an example of how optical illusion mess with your mind. First you see a man running into the snow and then... [source: buff.ly/3Egt8ee]
614
Correlation does not equal causation, but this specific correlation is particularly stimulating
[source, read more: buff.ly/2INud0t]
615
An opossum mother will sometimes carry her young upon her back, up tp 15, where they will cling tightly even when she is climbing or running
[read more: buff.ly/2Lfzy1s-]
[source, The Dodo: buff.ly/3wzuNZB-]
616
Fun fact: the northernmost point of Brazil is closer to Canada than it is to the southernmost part of Brazil
[read more: buff.ly/2Q73lxK]
617
This clip by the Association of Science-Technology Centers (ASTC) explains quantum levitation and quantum locking as a consequence of the Meissner effect
[read more: buff.ly/3xfw2PO]
[source, HD: buff.ly/3apBuGQ]
618
To understand recursion, one must first understand recursion.
—Stephen Hawking
[📹 Specoolar, HD: buff.ly/3PoWgVu]
619
Have you ever wondered about how the night sky looked to Vincent Van Gogh when he painted ‘Starry Night'? This is an homage to the artist by Alex Ruiz, but also a somewhat plausible view of the light pollution free sky of 1889 near Saint-Rémy-de-Provence buff.ly/2Ky2oJW
620
This is a map of the Atlantic Ocean floor published in 1968 based on a large number of deep ocean soundings compiled by Bruce Heezen and Marie Tharp, painted by Heinrich Berann for National Geographic Magazine
[source: ow.ly/lV6s50xCwM5]
621
Gujo Hachiman, in Japan, has been a center of food replica production for decades. This 2014 video by Tony Begbie shows how display lettuce is made out of wax
[source: buff.ly/3AkLAn8]
622
This observation platform on the 94th floor at the John Hancock Center in Chicago moves people forward to a 33° angle for a bird's eye view of the city 300 m below
[read more: buff.ly/2q1esvU]
623
Mossy leaf-tailed geckos are nocturnal and arboreal. These geckos rely on their impressive camouflage as they dwell among the trees.
[read more: buff.ly/3gWlTwe]
[source: buff.ly/3YB7Gv1]
624
LEGO washing machine
[full video, The Brick Wall: buff.ly/3YUKNCT]
625
This small carving of a water bird was created 33,000 years ago. Sculpted in mammoth ivory, it was found in the Hohle Fels cave in Germany in 2002 and it's the earliest known representation of a bird
[source, read more: buff.ly/2Nmeo3A]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links