751
There’s a tiny, innocent-looking rodent called the grasshopper mouse who kills highly venomous arthropods like scorpions and forcipules and it howls at the moon to claim its territory
[videos + read more: buff.ly/3RnIkNh]
752
This documentary from PBS shows an octopus changing colors while sleeping. Marine biologist David Scheel thinks that the sea creature is dreaming about hunting, which sparks the color shift to a camouflaged shade [video: buff.ly/2lqQuuL]
753
Remarkably well preserved but embedded in stalactites and covered in a thick layer of calcite, this skull has given the oldest known samples of Neanderthal DNA, dating back between 128,000 and 187,000 years ago [read more: buff.ly/2EBzrtj] #AltamuraMan
754
In Brazil, there are hundreds of paleontological sites characterized as paleoburrows, underground shelters excavated by extinct paleo-vertebrate megafauna, mainly giant sloths. On the left, the tunnels; on the right the claw marks [read more: buff.ly/3kKXNIO]
755
Wolly mammoths’ tusks, which could spiral to more than 4 meters, are reemerging from the permafrost. These giants roamed northern Siberia during the late Pleistocene epoch and died off about 10,000 years ago, except for isolated populations [read more: buff.ly/37M4lzk]
756
This behavior is known as rolling swarm and these are sawfly larvae. The surprising thing is that this entire rolling swarm moves faster than any single larva can [read more: buff.ly/3s8bti7-] [source, Mirra Whale: buff.ly/3DsGDas-]
757
This video by Kurdistan Planetarium and this gif chart extracted from it, brilliantly show how Earths tilt on its axis is the cause of the seasons [full video: buff.ly/3fHXA4e]
758
What does the Sun do at the poles? The sun circles around the horizon in 24h: here is a time-lapse of nearly 5 days from March 08 to 13, 2017 filmed at the South Pole
[source of the clip, Robert Schwarz: ow.ly/UUoB30ngRw9]
759
The scale of a marble quarry can be so huge that an excavator might look like a toy [more about Carrara's marble quarries: buff.ly/2YkDN59] [source of the gif: buff.ly/2Z9t2lB]
760
It looks like a wasp, but it's actually a mantis. It's the wasp mantidfly and it's an example of convergent evolution
[read more: buff.ly/3cOfl6h]
[📹: buff.ly/3AQ6vwX]
twitter.com/glurpo/status/…
761
This ultra-small generator is highly portable and works even with shallow, slow moving water. Already tested with powering street lights, it promises to allow people in the world’s remote regions to generate their own electricity [source, full video: buff.ly/2U6yeEc]
762
The beauty of the moss cells under the microscope
[📹 Adolfo Sánchez-Blanco: buff.ly/3qcEqed]
763
log(😅) =💧log(😄)
#MathMonday
#MotivationMonday
764
The Math Dance
[source: buff.ly/3ATcW24]
twitter.com/UniverCurious/…
765
Photographer Paul Hammet set up his tripod as thunder boomed around him over the Matterhorn
[source: buff.ly/3cnRZ3r]
[Paul Hammet's site: alpineclarity.com]
766
Sculptor Bruno Catalano works in bronze sculpture with a reoccurring motif: his figures are always lacking mid sections, and seem to be eerily suspended in mid air [more artworks: brunocatalano.com]
767
The Magnus effect is a phenomenon associated with a spinning object moving through air or another fluid. The most common example is a spinning ball curving while falling like in this clip by How Ridiculous [read more: buff.ly/2PJeIiv] [full video: buff.ly/3kS5dZO]
768
Asperitas is a cloud formation first proposed as a type of cloud in 2009 by Gavin Pretor-Pinney of the Cloud Appreciation Society. This timelapse was captured by Alex Schueth over Lincoln, Nebraska [full video: buff.ly/3cxfNlr] [read more: buff.ly/2IuGuaj]
769
This is the death of a single cell. This ciliate is in the genus Blepharisma, a microbial eukaryote. As the cell membrane lysis, the contents spills out. Magnified 400x and sped 6x real time [source by Dr. Hunter N. Hines: buff.ly/3HyXniy-]
770
It could seem an obvious point, but this is what a syringe needle looks like after multiple reuse, which can be crucial to avoid complications in certain pathologies treatment [read more: buff.ly/2EzzdmF]
771
Wood opal is a form of petrified wood which has developed an opalescent sheen or, more rarely, where the wood has been completely replaced by opal. Considerable deposits are in Queensland, Australia [read more: buff.ly/2INve8m]
772
Human cells make up only 43% of the body's total cell count. The rest are microscopic colonists, so it's not that wrong saying that more than half your body is not human [read more: ow.ly/jzXo30nh4VU]
773
Photographer Jessie Williams caught a glimpse of the impressive similarity between a young orangutan's hand a human hand in this awesome photo [source and author's site: buff.ly/2GIcL0g]
774
Spider webs are engineering marvels
[6 facts about spider webs: buff.ly/3TVuB22]
[Timelapse by dinaoren0: buff.ly/3BfUPEV]
775
The common name "Vietnamese mossy frog" arises from its mottled green and brown skin that resembles moss growing on rock, and it's an effective form of camouflage
[read more: buff.ly/2q2duOO]
[📹: buff.ly/3cO57CZ]
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links