1676
Kingfishers have binocular-like vision with restricted eye movement, which allows for tracking fish underwater. They can compensate for reflection and refraction and can judge water depth very accurately [read more: buff.ly/3beyM3G] [full video: buff.ly/30Y3XhL]
1677
Amazing images and shoots show the incredible hyperrealism art of Young-Sung Kim, the Korean artist who creates paintings that look like photos and real living creatures [more artworks: buff.ly/3sHPUp5]
1678
The Japanese technique called Daisugi, enables foresters to grow more wood using less land and consists in heavy pruning of a mother cedar tree, which encourages tall, thin saplings to shoot upwards. In other words, think of it as a bonsai on a large scale ow.ly/ukzy50B0MO5
1679
How materials engineer and Gjenge Makers founder Nzambi Matee is transforming plastic waste into bricks that are lighter and five to seven times stronger than concrete [video: buff.ly/3cZyyj3]
1680
Attacus atlas is one of the world's largest moths. They can have wingspans of up to 30 cm. Born without the ability to eat, they live on the reserves they store as caterpillars
[read more: buff.ly/2J9lJBl]
[📹 Ted Cox: buff.ly/3wmUg8e]
1681
A pair of peregrine falcons mates for life. The courtship flight includes a mix of aerial acrobatics in which the male passes prey it has caught to the female in mid-air
[read more: buff.ly/3Tn1jcg]
[📹 Tohid Azimi: buff.ly/3AvCQZK]
1682
Artificial reefs proved to be an effective way to sustainably improve fisheries’ productivity. This is how one built in Little Abaco is full of white grunts, lobster, and more after 6 months
[learn more: buff.ly/3GDmTFb]
1683
Lake Meade, 1983 vs 2021
[source, read more, photos: buff.ly/3OYsmbY]
1684
Do you know the names of some of the brightest stars? Featured here in true color are the 25 brightest stars in the night sky, currently as seen by humans, coupled with their IAU-recognized names
[Tragoolchitr Jittasaiyapan: buff.ly/3YryGgJ]
1685
This clip visualizes the impact of load distribution on trailers at different speeds. Avoiding towing mistakes can prevent accidents
[read more: bit.ly/2DVKHlE]
[📹 Supercar Blondie]
1686
Many animals, such as diving hawks or polar bears, use nictitating membranes to protect their eyes from water or snow blindness, but few are as spectacularly patterned as that of the red-eyed tree frog. Plus, they don't let those big eyes always covered! buff.ly/2GIaajD
1687
Made in Zeitz, Germany in 1910s, sold by Carl Jost's company, this example of kerosene lamp-powered fan used hot air engine to power the blades instead of electricity [full videos by riderericsson: buff.ly/3deqp9b, buff.ly/3rpo5Vi]
1688
In 2015, Maciej Winiarczyk captured the bright lights of the aurora borealis as he set up a time-lapse of the Milky Way, resulting in this mesmerizing light show in the Scotland sky [hi-res video: buff.ly/3GUDaUf-]
1689
Bismuth crystals exhibit a stairstep crystal structure with iridescence colors, produced by interference of light within the oxide film on its surface.
This is how you make them.
[📹 sapphire_shores_emporium: buff.ly/3B0T2Cq]
1690
A spider's "paw" is called a tarsus, and it's only one of eight parts that make up a rather complicated leg. They also have claws attached to the paws, but legs also work as ears and nose picking up subtle changes in the air to hear and recognize smells buff.ly/2I0WVew
1691
This clip shows hot to mechanically record and reproduce voice onto a wax cylinder, as performed by Thomas Edison in 1877
[📹 wyattssaab: buff.ly/3iMrKub]
1692
This is a Cercis canadensis, also known as eastern redbud. Its leaves' shapes, positions and color graduation gives the effect of being out of focus buff.ly/2M0ESWK [source of the photo: buff.ly/2lh93h1]
1693
This video produced for the Hubble travelling exhibition Our Place in Space in 2017, zooms from Venice out through the Solar System, the Milky Way, the Local Group and into the cosmic web. And if you're feeling very small, that was the intent [full video: buff.ly/3mYgJ7s]
1694
Although they may resemble shrews, hedgehogs, or opossums, tenrecs are not closely related to any of these groups. This one at the Smithsonian's National Zoo is dust-bathing and rubbing the new scent into its spines [source: buff.ly/3ovZYRA-]
1695
Flamingos are not pink. They are born with grey feathers, which gradually turn pink in the wild because of a dye called canthaxanthin obtained from their diet of brine shrimp and blue-green algae. This is a baby flamingo
[source: buff.ly/3IqpovC]
1696
The Turkish coffee looks like an apparent violation of the laws of thermodyamics, but there's a pretty simple way to brew it
[read more: bit.ly/2fGy5n2]
[📹 buff.ly/3F3rFtB]
twitter.com/magioliveira/s…
1697
Jules Verne wrote a novel in 1863 which predicted gas-powered cars, fax machines, wind power, missiles, electric street lighting, maglev trains, the record industry, the internet, and feminism. It was lost for 131 years & just published in 1994 buff.ly/2nh9g8R
1698
The threadfin snailfish (Careproctus longifilis) is found at depths between 1,900 and 3,334 meters (6,230 and 10,940 feet) and measure up to 15 cm (about six inches long).
[read more: buff.ly/3RSPQj7]
[📹 @MBARI_News: buff.ly/3qqNeNB]
1699
How simple pieces of wood and hinges makes a basic mechanical binary counter
[full video, Mathmo14159: buff.ly/2rUlTF2]
1700
You may not know that when Robert Ballard announced a mission to find the Titanic, it was a cover story for a classified mission to search for lost nuclear submarines. They finished earlier & spent the extra time looking for the Titanic & actually found it ow.ly/rX5N30ogWsA
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links