czajkowski, to ruby
@czajkowski@mastodon.social avatar

Explore new ways to fine-tune workloads with ! Enhance efficiency and boost performance effortlessly. https://www.dragonflydb.io/blog/running-sidekiq-with-dragonfly

AkaSci, (edited ) to random
@AkaSci@fosstodon.org avatar

What next after Mars Helicopter Ingenuity?

Besides next gen helicopters for Mars and Titan, here are 2 prelim. studies funded by the NIAC (NASA Innovative Advanced Concepts) program this year.

Mars Aerial and Ground Global Intelligent Explorer (MAGGIE) is a fixed wing solar powered vertical take-off/landing aircraft for Mars from Coflow Jet, LLC.

Range: 179 km at 1 km altitude
Total range per Martian year: 16,048 km

What do you think? Will this fly?

https://www.nasa.gov/general/mars-aerial-and-ground-global-intelligent-explorer/
1/n

AkaSci,
@AkaSci@fosstodon.org avatar

The Dragonfly astrobiology mission by NASA and APL will deploy a large rotorcraft on Saturn's moon Titan.

The quadcopter will host multiple instruments to assess Titan's microbial habitability and study its prebiotic chemistry as it hops across multiple diverse locations.

Launch: 2028
Landing: 2034
Weight: ~450 kg
Rotors: 4 pairs, 1m diameter
Power: RTG

https://www.youtube.com/watch?v=xn3-0a19sC8
https://dragonfly.jhuapl.edu/index.php
https://en.wikipedia.org/wiki/Dragonfly_(spacecraft)#Science_objectives#Science_objectives)
#DragonFly #Titan #Space
5/n

Critterzoology, to random
@Critterzoology@ecoevo.social avatar

Pencil drawing of a hawker dragonfly larva husk.

si_fuller, to wildlife
@si_fuller@aus.social avatar

This dragonfly was busy moulting or being dead or something. It ignored me completely. The intricacies of the pattern on its abdomen are awe-inspiring.

#wildlife #insects #dragonfly ##BackyardWildlife

DeborahLeagueFineArt, to art
@DeborahLeagueFineArt@socel.net avatar
Canned.Photos, to uk
budak, to singapore
@budak@kopiti.am avatar
eclectech, to photography
@eclectech@things.uk avatar

It came to my attention yesterday that #photoJanuary2024 is going on & I totally missed it in the chaos of the new year. So I'm joining in for day 8 which has a theme of "Shot in 2022".

I picked this one because

  1. I really like the dragonfly, and

  2. it still makes me laugh that I thought it had some weird & wonderful stripy proboscis but what I was actually looking at was a wasp's bum as wasp was devoured.

Dragonflies are proper wee beasties.

#photography #dragonfly #nature #Scotland

SharonCummingsArt, to nature
@SharonCummingsArt@mastodon.social avatar
MelsGarden, to gardening

My 2023 Garden 🧵

A short thread looking back over the year. This is something I loved doing on the other site, so I'm trying it out here.

Not necessarily my best photos - more like a representative sample of things that stand out in my memory. Happy moments, celebrations, and gardening topics that are important to me personally.

Alt-text has commentary on each - the context & why I chose that particular photo, as well as goals for next year.

It was a busy year & I'm looking forward to 2024! Happy #gardening everyone! 💚

#TexasGarden #Zone9b

A large black kitchen colander holding produce I harvested from my vegetable garden. It includes a handful of green beans, two zucchini, three cucumbers, and a dozen striped cherry tomatoes. This photo is important because it represents the average amount of food I generally harvest from my garden each day. As someone who is struggling financially, I can't emphasize enough how much this is a lifeline for me. Food has gotten so expensive that without my garden, I wouldn't be able to have fresh produce. Vegetable gardening is not just a hobby. It is a very real necessity for me.
Close up of an anole lizard peering at the camera. Its expression just makes me smile - inquisitive, comical, keenly intelligent. I would desperately love to know what it was thinking. The lizard is clinging to a weathered gray fence post a few inches off the ground. There are green leaves with a tiny yellow flower across the bottom of the photo. I chose this photo because my garden is home to so many anole lizards it's almost ridiculous. They're everywhere. Literally everywhere. But it's one of the things I'm most proud of because building a backyard habitat has always been a priority for me. When the wildlife shows up, you know you're doing something right. Plus, they're just flipping adorable lol.
A small yellow sunflower framed against a bright blue sky. Strong sunlight casts shadows across the petals as a tiny bee crawls over the dark center. A volunteer flower that grew itself from scattered birdseed. I let the sunflowers go absolutely wild this year and they rewarded me with giant tree-sized monstrosities covered in hundreds of flowers for most of the year. They created cheerful bright spots all over the garden and were absolute magnets for bees & butterflies. I will never again complain about messy birdfeeders. Have at it my feathered friends. It was worth it lol.

MelsGarden,

My 2023 Garden 3/🧵

A short thread looking back over the year - see 1st post for details! 💚

(commentary in alt-text!)

#gardening #TexasGarden #Zone9b #BackyardHabitat #dragonfly #pond

A Widow Skimmer dragonfly perched on a dried seed head. The dragonfly has dark brown patches extending from the body halfway across the wings. The outer half of the wings are clear with a faint brown fingerprint at the very tips. The abdomen is brown and gold. Background is a blur of green and tan. Not sure what the most beautiful species of dragonfly is in my garden, but Widow Skimmers are hard to beat in my eyes. I chose this photo because dragonflies have become a bit of an obsession for me, and Widow Skimmers were the first species I was able to photograph extensively. And they're just so breathtaking. There's no denying this beautiful creature is just pure magic.
A shiny green zucchini nearly ready to pick. I chose this photo for two reasons. First, because my primary focus in gardening is actually to produce food. It's a necessity for me (see previous photo on first post). So this represents purpose and function - things I value in my garden. Second, I chose this photo because it was an accomplishment. I generally don't have trouble growing warm-weather vegetables. But the last few years I've struggled with zucchini. The vine borers have been just relentless. This year I finally got it under control and had a really nice, steady supply of zucchini. So hell yeah. This was a win, lol.
A shiny black Carpenter bee hanging from red salvia flowers. Why this photo? The salvia. I literally live on Planet Salvia. It went to seed once and blew itself EVERYWHERE. There is just no way I can do a thread of my garden and not include salvia. It reigns supreme lol. It's also the single best pollinator plant in my entire garden. It's always covered in bees. It's also one of the few flowers that actually thrived during the scorching heat dome this summer. I genuinely believe that the wild salvia in was a key factor in helping to sustain the pollinator populations in my garden thru the blistering summer. It might be an aggressive weed at this point, but it's one I've come to truly value.

gregsmith, to nature

Blue skimmer, Orthetrum caledonicum.

design, to random

#ArtAdventCalendar Day 16.

Dragonfly - papercut design cut from black paper.

#MastoArt #Papercut #SVG #Dragonfly #PapercutDesign #Cricut

Landru79, to random Spanish
@Landru79@astrodon.social avatar

El destino de la 🚁

-HUYGENS MISSION
Target Name:
Visible and Infrared Mapping Spectrometer
Channel: IR

NASA/Caltech-JPL/University of Arizona/LPG Nantes/j. Roger

video/mp4

petersketch, to wildlife
@petersketch@toot.wales avatar

It's December so welcome to the 2023 #dragonfly #AdventCalendar featuring a different species each day for 24 days. We start with a Southern Migrant Hawker. A fairly recent arrival in the UK; this one was at #CanveyIsland #Essex in July. They like ditches with very little water, even if they dry out in summer. They're huge compared to most other UK species. #wildlife #insects #wildlifephotography

petersketch,
@petersketch@toot.wales avatar

Day 12 of the 2023 . Azure is very common and lives almost everywhere in the UK. The males are one of two common species that are almost entirely bright blue. This mating pair was at my local park in in June.

petersketch,
@petersketch@toot.wales avatar

Day 13 of the 2023 #dragonfly #AdventCalendar. Migrant Hawker is our commonest large species in the autumn, sometimes feeding in large numbers at the edge of woodlands. This female was at #RSPB #FenDrayton Lakes in October. #Cambridgeshire #DragonflyAdventCalendar #wildlife #insects #wildlifephotography #invertebrates

petersketch,
@petersketch@toot.wales avatar

Day 14 of the 2023 #dragonfly #AdventCalendar. Common Blue is one of two UK damselfly species which are very common and have males which are very blue. In really good spots you may see them flying in swarms. This one was at #Thursley Common National Nature Reserve in August. #Surrey #DragonflyAdventCalendar #wildlife #insects #wildlifephotography #invertebrates

petersketch,
@petersketch@toot.wales avatar

Day 15 of the 2023 . Broad-bodied Chaser is an easy species to spot in early summer - they're large, they like to sit in the open to sunbathe and males are bright blue. They're often the first species to find a new pond, if it's large enough for them. This one was in the in June.

petersketch,
@petersketch@toot.wales avatar

Day 16 of the 2023 #dragonfly #AdventCalendar. Willow Emerald is a new species to the UK in the last 20 years. It's longer & thinner than the Common Emerald and flies later in the summer. This male at the wonderful #RSPB #Otmoor in September. They have spread across the UK quite rapidly, starting from Suffolk, now as far west as Oxford & as far north as the Humber #Oxfordshire #DragonflyAdventCalendar #wildlife #insects #wildlifephotography #invertebrates

petersketch,
@petersketch@toot.wales avatar

Day 17 of the 2023 #dragonfly #AdventCalendar. Delving back into the past to find a pink species for the third Sunday of advent. Violet Dropwing doesn't occur in the UK - this was in #Rome in 2016 at the Villa Ada park. They are an African species which is spreading north through southern Europe in recent years but is still a long way from reaching us. #DragonflyAdventCalendar #wildlife #insects #wildlifephotography #invertebrates

petersketch,
@petersketch@toot.wales avatar

Day 18 of the 2023 . It looks very like the two common species with blue males, but Southern Damselfly is one of our rarest species. This one was in the , a stronghold for them, in June.

petersketch,
@petersketch@toot.wales avatar

Day 19 of the 2023 #dragonfly #AdventCalendar. Norfolk Hawker. Also known as Green-eyed Hawker, but don't tell our Norfolk county recorder that! This one at #RSPB #StrumpshawFen in July but they're now quite widespread outside #Norfolk too - they have been quite a conservation success story in recent years. #DragonflyAdventCalendar #wildlife #insects #wildlifephotography #invertebrates

petersketch,
@petersketch@toot.wales avatar

Day 20 of the 2023 . Small Red-eyed is one of two UK species with red eyes and blue tails. Both species are often seen sitting on vegetation on the surface of a pond or ditch. It arrived here in 1999 and has spread across most of England & parts of Wales. This one at motorway services in August.

petersketch,
@petersketch@toot.wales avatar

Day 21 of the 2023 . Scarce Emerald looks very like Common Emerald. The eyes are brighter blue and it's a bit more chunky looking. There are also some more subtle but specific & reliable differences if you know what to look for. It's confined to eastern parts of the UK - this one at in July.

petersketch,
@petersketch@toot.wales avatar

Day 22 of the 2023 #dragonfly #AdventCalendar. Black-tailed Skimmers are often seen sunbathing on the ground or other flat surfaces. This one was on a boardwalk over the bog at #Thursley Common National Nature Reserve in August. #Surrey #DragonflyAdventCalendar #wildlife #insects #wildlifephotography #invertebrates

wonderofscience, to photography
@wonderofscience@mastodon.social avatar

Dragonfly liftoff captured at 5000 frames per second.

Video credit: Joris Schaap / CC BY 3.0
@bugs

video/mp4

HistoPol,
@HistoPol@mastodon.social avatar
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