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stealth-science · 1 hour
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i used to like leopard seals but then i found out they just replaced their incisors w/more canine teeth & also their other teeth are more canine teeth. also their skull is the size of a horse so fuck them honestly
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stealth-science · 4 hours
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stealth-science · 23 hours
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A piece of opalized wood from The Comet opal mine in Koroit, Australia
Photo: Gene McDevitt
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stealth-science · 1 day
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I know people on tumblr looove stories of underwater cave diving, but I haven't seen anyone talk about nitrogen narcosis aka "raptures of the deep"
basically when you want to get your advanced scuba certification (allowing you to go more than 60 feet deep) you have to undergo a very specific test: your instructor takes you down past the 60+ foot threshold, and she brings a little underwater white board with her.
she writes a very basic math problem on that board. 6 + 15. she shows it to you, and you have to solve it.
if you can solve it, you're good. that is the hardest part of the test.
because here's what happens: there is a subset of people, and we have no real idea why this happens only to them, who lose their minds at depth. they're not dying, they're not running out of oxygen, they just completely lose their sense of identity when deep in the sea.
a woman on a dive my instructor led once vanished during the course of the excursion. they were diving near this dropoff point, beyond which the depth exceeded 60 feet and he'd told them not to go down that way. the instructor made his way over to look for her and found a guy sitting at the edge of the dropoff (an underwater cliff situation) just staring down into the dark. the guy is okay, but he's at the threshold, spacing out, and mentally difficult to reach. they try to communicate, and finally the guy just points down into the dark, knowing he can't go down there, but he saw the woman go.
instructor is deep water certified and he goes down. he shines his light into the dark, down onto the seafloor which is at 90 feet below the surface. he sees the woman, her arms locked to her sides, moving like a fish, swimming furiously in circles in the pitch black.
she is hard to catch but he stops her and checks her remaining oxygen: she is almost out, on account of swimming a marathon for absolutely no reason. he is able to drag her back up, get her to a stable depth to decompress, and bring her to the surface safely.
when their masks are off and he finally asks her what happened, and why was she swimming like that, she says she fully, 100% believed she was a mermaid, had always been a mermaid, and something was hunting her in the dark 👍
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stealth-science · 5 days
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Star of Bethlehem
Ornithogalum thyrsoides
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What's everyone's favourite flowers that aren't like. The normal ones. Like everyone's a fan of roses and sunflowers what's a more niche one. One you don't get in gift sets. Mine's sweet peas
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stealth-science · 6 days
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stealth-science · 7 days
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Caves are weirder and more varied than you think
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stealth-science · 7 days
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Good FREAKEN evening people!
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stealth-science · 11 days
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Stego Sweater Pattern // Hunt Hand Knits
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stealth-science · 12 days
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Amazing Boulder Opal From Queensland, Australia
Photo: flashfire_opals
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stealth-science · 12 days
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I am once again thinking about digging holes
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It's so fucked up that digging a bunch of holes works so well at reversing desertification
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I hate that so much discourse into fighting climate change is talking about bioenginerring a special kind of seaweed that removes microplastics or whatever other venture-capital-viable startup idea when we have known for forever about shit like digging crescent shaped holes to catch rainwater and turning barren land hospitable
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stealth-science · 13 days
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yknow i never noticed the sheer rareness of images having ids or alt text on this website until i started adding alt text to my art (and trying to remember to add it to any images i post in general, especially text screenshots) and that makes me kinda sad
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stealth-science · 13 days
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behold: what has been taking up my time for the past two and a half weeks!
this piano was a public art commissions for the city! it's covered in dinosaurs that have actually been found (and in the case of 3 of them, discovered) in my home state of colorado. i'm super happy with how it turned out and i had a blast painting it :^)
[image id: a piano painted with various dinosaurs. the left half of the piano represents the dinosaurs in their fossilized form as bones surrounded by fossil leaves and debris. the right half of the piano is the dinosaurs alive in their natural environments. among the species featured are fish, ammonites, orthocones, a plesiosaur, pterosaurs, a brontosaurus, a triceratops, a stegosaurus, and a fruitadens]
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stealth-science · 14 days
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This scam made the California University study 124 imported oils and found that over 70% of samples failed the tests.
These failed:
Mezzetta
Carapelli
Pompeian
Primadonna
Mazola
Sasso
Colavita
Star
Antica Badia
Whole Foods
Safeway
Felippo Berio
Coricelli
Bertolli
These brands passed:
Corto olive
Lucero
McEvoy Ranch Organic
Omaggio
California Olive Branch
Bariani Olive oil
Lucini
Ottavio
Olea Estates
Cobram Estate
Kirkland Organic
Also, test the olive oil yourself at home. Put the bottle out when cold, or in the fridge for 30 min. if it gets solid, it is pure and has monounsaturated fats.
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stealth-science · 14 days
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cartoon baby birds: basically just small adult birds except fluffier. adorable, snuggly, warm
real baby birds:
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stealth-science · 14 days
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A brief moment of rationality from the bird place.
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stealth-science · 15 days
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Brennan Lee Mulligan 
me: *takes a deep breath* i lo-
anyone who has spent five seconds around me: yes, you love birds, we know, you love birds so much, they’re the light of your life, you love them so much, you just love birds, we KNOW, you love birds you love birds ok we know, we get it, YOU LOVE BIRDS. WE GET IT.
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