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Posts by Adriana Retif

That's so cool, congratulations on your first publication!

1 year ago 3 0 1 0
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Swarms of satellites are harming astronomy. Here’s how researchers are fighting back SpaceX and other companies plan to launch tens of thousands of satellites, which could mar astronomical observations and pollute the atmosphere.

🛰️ What happens when satellites burn up in Earth’s atmosphere?

A new study led by Professor Eloise Marais examines how satellite megaconstellations add to atmospheric emissions.

🔗 Read more in @nature.com

#UCLGeography #SpaceSustainability #EnvironmentalScience #SatelliteImpact

1 year ago 12 4 0 0
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For Patients Needing Transplants, Hope Arrives on Tiny Hooves (Gift Article) Some scientists are confident that organs from genetically modified pigs will one day be routinely transplanted into humans. But substantial ethical questions remain.

A very nice overview of the progress in #xenotransplantation
www.nytimes.com/2025/03/10/h...

1 year ago 8 2 0 0

Any time it rains you should be able to leave work early to go to the bookstore

1 year ago 5233 451 146 45
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Pluto is Not a Planet Ninety-five years ago today, the Lowell Observatory announced they'd discovered the ninth planet. They were wrong.

#Space #NASA

95 years ago today, the Lowell Observatory announced they had found the elusive ninth planet, which they named #Pluto.

They were wrong.

Why is Pluto not a planet? Here's my latest Substack article, "Pluto is Not a Planet."

wordsmithfl.substack.com/p/pluto-is-n...

1 year ago 1 1 0 0
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Our photo group did a night hike to reach this special and secretive spot in the salt flats of the Altiplano in Chile. I did a 20 second exposure with a 14mm lens, while a flashlight revealed this incredible blue lagoon. Another otherworldly place on Earth.

#astrophotography #chile #bluelagoon

1 year ago 4031 352 86 16
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@billwx.bsky.social

View of my neighbor’s house, with, who knows what kind of cloud.

1 year ago 3 1 2 0
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Many mostly small, bright objects scattered over a dark background in space. In the top half on the right is an elliptical galaxy, a round light larger than the others, with a slightly warped ring of light around it. In the bottom half there is a barred spiral galaxy, big enough that we can see its bluish arms and its core in detail. Other objects include distant galaxies and nearby stars.

Many mostly small, bright objects scattered over a dark background in space. In the top half on the right is an elliptical galaxy, a round light larger than the others, with a slightly warped ring of light around it. In the bottom half there is a barred spiral galaxy, big enough that we can see its bluish arms and its core in detail. Other objects include distant galaxies and nearby stars.

WAKE UP BABE, THE FIRST NEW HUBBLE IMAGE OF 2025 DROPPED!!!

1 year ago 15445 1720 183 80

Just a reminder that your local library has more than books! Many also have dvds, cds, video games, game systems, internet hot spots, streaming services, ebooks, audio books, park passes, museum passes, and so much more! Maybe it's time for a visit! ❤️📚

1 year ago 19825 4143 535 256
Northern lights near Reykjavik, Iceland.

Northern lights near Reykjavik, Iceland.

Northern lights near Reykjavik, Iceland.

Northern lights near Reykjavik, Iceland.

Northern lights near Reykjavik, Iceland.

Northern lights near Reykjavik, Iceland.

Northern lights near Reykjavik, Iceland.

Northern lights near Reykjavik, Iceland.

I just had the most amazing night. We are in Reykjavik, Iceland chasing my dream of seeing the Northern Lights for the 2nd time - first time in Alaska there was too much cloud cover. I was crying, lights were dancing, it was truly magical. 🧪🛰️🚀👩🏻‍🔬🔭

1 year ago 18453 1131 461 52

When a writer says they've outlined their story, what they really mean is they've envisioned 3-4 cool scenes they now need to somehow tie together into a plot

1 year ago 6958 821 292 204

Yes, libraries are invaluable for their collections and public services they offer, but also social contact without the expectation to interact with anyone or spend any money is so important to so many people

1 year ago 29903 3916 375 192

Please don't call what RFK Jr. and Jay Bhattacharya are going to do medieval. It's not medieval. It's nothing like the Middle Ages. People in the Middle Ages were happy to try all kinds of things to not die of the plague and if you'd given them antibiotics and vaccines they would have loved it.

1 year ago 50768 6901 563 195

This is a fascinating talk about the work they do in the NRQZ to assess reasonable limits for radio transmissions in the area. There are a lot of technical, and people management issues. 🔭🧪

1 year ago 1 1 1 0
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Yet another person finding a new home here! I’m into space diplomacy, Borges, and resisting the void of modern architecture.

If I followed you it’s because you seem interesting and we have some things in common :) Feel free to follow back— I’m excited to connect with cool people!

1 year ago 25 1 4 0
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The German Space Agency has a cool outreach project: The SpaceBuzz One is a truck resembling a rocket, offering a 15-min VR spaceflight experience. Participants sit in motion seats, wear VR headsets, and explore Earth from an astronaut's view, before their virtual moon journey.
spacebuzzone.de

1 year ago 13 2 1 1