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Giulia Realdon

@giuliare.bsky.social
15 followers 7 following 26 posts

Science education researcher, teacher trainer and non-formal science education. Passionate about geosciences education, ocean literacy, evolution education

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Giulia Realdon @giuliare.bsky.social · 24/04/2026
A new research paper on ocean connections among students of N-E Italy Open-access, downloadable here: www.mdpi.com/2071-1050/18...
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Reposted by Giulia Realdon
Kym @ The Evening Sky Map @skymaps.com · 31/03/2026
🌟 The April 2026 edition of The Evening Sky Map (PDF) is now available for download at skymaps.com/tesm/. The PDF features easy-to-use sky maps for the northern & southern hemispheres, and for the equatorial regions. Please share, and enjoy exploring the Universe! 🔭 #stargazing #space
The Evening Sky Map is a 2-page monthly publication in the PDF format that features an all-sky map of the night sky, a calendar of celestial events, and a list of celestial objects visible to the naked eye, binoculars and telescopes.
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Reposted by Giulia Realdon
EvoKE @evokeproject.bsky.social · 14/02/2026
Even more fascinating: Young male satin bowerbirds spend years observing and practicing before developing their iconic plumage. Sexual selection is not only about who is bigger, brighter, stronger. But who listens and connects. Know other examples? Tell us below 👇 ❤️
Even more fascinating:
Male satin bowerbirds spend their first seven years looking like females.
During this time, they practice the courtship by observing and even engaging in courtship interactions with other males before developing their iconic blue plumage.So, what do we learn from this?
Evolution through sexual selection is not only about who is bigger, better, and stronger. But it is also about who listens and connects best.
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Reposted by Giulia Realdon
EvoKE @evokeproject.bsky.social · 14/02/2026
What looks like a solo performance… is actually social interaction. From sage grouse to satin bowerbirds, reproductive success depends on reading and responding to cues. 👇 One more fascinating twist in the next post.
The sage grouse
With his extravagant display, he seems like the star of the show: The male sage grouse inflates his air sacs, and produces some surreal popping sounds to impress the females.However, what looks like a one man show is actually a social interaction. 

The male has to pay attention to the female’s subtle movements she uses to display interest or disinterest. Only by reading her cues, he can direct his energy effectively and increase his reproductive success.The satin bowerbird
The male bowerbird builds ornate bowers decorated with carefully chosen blue objects.However, his reproductive success is not determined by his impressive display but is also linked to how well he reads and responds to the female’s behavior.
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Reposted by Giulia Realdon
EvoKE @evokeproject.bsky.social · 14/02/2026
Happy Valentine’s Day 💌 Citius, Altius, Fortius — faster, higher, stronger. Sexual selection is often told as a competition story. But is courtship really a one-way performance? 👇 Examples in the next post. #ValentinesDay #EvolutionaryBiology #EvoKE
EvoKE wishes you a Happy Valentine's Day and wants you to check out our info post about sexual selectionCitius, Altius, Fortius
 Faster. Higher. Stronger.

Since Charles Darwin introduced sexual selection, it’s often been reduced to a simple story:

Males compete harder.
Shine brighter.
Outperform rivals.

Win the female.This interpretation makes courtship look like a one-way performance.
But evolution is rarely a solo act.
Many mating systems only make sense when we look at what’s happening on both sides.In "Bitch”, zoologist and science writer Lucy Cooke highlights research by behavioral ecologist Gail Patricelli: 
Sexual selection doesn’t just shape flashy traits.
It can also foster the development of something else: social intelligence
Let’s spotlight some courtship behaviors
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Giulia Realdon @giuliare.bsky.social · 31/01/2026
youtube.com/watch?reload=9&v=aaI0DEEkWRs&t=1s
youtube.com
Celebrating the Entry into Force of the High Seas Treaty
YouTube video by High Seas Alliance
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Giulia Realdon @giuliare.bsky.social · 27/01/2026
U.S. government has lost more than 10,000 STEM Ph.D.s since Trump took office | Science | AAAS www.science.org/content/arti...
science.org
U.S. government has lost more than 10,000 STEM Ph.D.s since Trump took office
A Science analysis reveals how many were fired, retired, or quit across 14 agencies
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Giulia Realdon @giuliare.bsky.social · 23/09/2025
www.science.org/content/arti...
science.org
The Ig Nobels are science’s most lighthearted event. This year is ‘not typical’
Amid Trump research cuts, visa restrictions, and international conflicts, some winners sit out the celebration of whimsical science
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Giulia Realdon @giuliare.bsky.social · 05/07/2025
Will we habituate to the decline of democracy? | Science Advances www.science.org/doi/10.1126/...
science.org
Will we habituate to the decline of democracy?
The recent attack on science in the US is not only undermining knowledge; it is also undermining democracy. In a healthy democracy, public policy is guided by evidence, and truth is the shared foundat...
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Giulia Realdon @giuliare.bsky.social · 03/07/2025
www.nature.com/immersive/d4...
nature.com
Stare into a whale's colossal eye - June's best science images
The month’s sharpest science shots — selected by Nature’s photo team.
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Giulia Realdon @giuliare.bsky.social · 19/06/2025
Wow! www.science.org/content/arti...
science.org
This giant, all-seeing telescope is set to revolutionize astronomy
The Vera C. Rubin Observatory will build an unprecedented map of the universe—and discover billions of fast-changing objects
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Giulia Realdon @giuliare.bsky.social · 08/05/2025
www.nature.com/articles/d41...
nature.com
Time for adults to finally act like adults on climate change
A report detailing how climate inaction will consign people born today to a lifetime of weather extremes must awaken a sense of responsibility.
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Giulia Realdon @giuliare.bsky.social · 02/05/2025
www.science.org/content/arti...
science.org
Thousands buried in 17th century Italian crypt reveal lives of working poor
Remains recovered from beneath a Milan hospital shed light on health, diet, and drug habits during the 1600s
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Giulia Realdon @giuliare.bsky.social · 23/04/2025
www.linkedin.com/pulse/empowe...
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Giulia Realdon @giuliare.bsky.social · 15/04/2025
climate.copernicus.eu/esotc/2024
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Giulia Realdon @giuliare.bsky.social · 11/04/2025
www.nature.com/articles/d41...
nature.com
Asilomar conference took courage and foresight — today, inclusivity would also be crucial
The 50th anniversary of a landmark biosafety conference is an opportunity to ensure its spirit lives on in today’s scientists.
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Giulia Realdon @giuliare.bsky.social · 01/04/2025
That's why...
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Giulia Realdon @giuliare.bsky.social · 21/03/2025
www.whoi.edu/oceanus/feat...
whoi.edu
A rare black seadevil anglerfish sees the light
A viral video shows a denizen of the ocean's twilight zone making an unusual trip to the surface
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Giulia Realdon @giuliare.bsky.social · 16/03/2025
www.linkedin.com/pulse/more-o...
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Giulia Realdon @giuliare.bsky.social · 13/03/2025
www.nature.com/articles/s41...
nature.com
Temperature rising - Nature Geoscience
A record-breaking start to 2025 extends the recent period of exceptional warmth and raises questions over the rate of ongoing climate change.
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Giulia Realdon @giuliare.bsky.social · 12/03/2025
www.science.org/content/arti...
science.org
More carbon dioxide in oceans could harm carbon-eating microbes, speed climate change
Increased ocean acidity could reduce populations of phytoplankton more than previously thought
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Reposted by Giulia Realdon
EvoKE @evokeproject.bsky.social · 14/02/2025
#DarwinDay was celebrated in Greece, where our upcoming EvoKE meeting will take place! The Hellenic Evolutionary Society filled the NKUA amphitheater to explore how #evolution can help us tackle Anthropocene challenges. Prof. Dr. Evangelia Mavrikaki presented our project and our goals!
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Reposted by Giulia Realdon
EvoKE @evokeproject.bsky.social · 03/02/2025
📢We're thrilled to announce that EvoKE2025 will take place in Athens, Greece, from 6th-8th November 2025! Join us to share your work, build international connections, and boost #evolution education and outreach. Stay tuned for more details! #EvoKE2025
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Giulia Realdon @giuliare.bsky.social · 30/01/2025
www.science.org/content/arti...
science.org
Wide range of Earth’s species are showing a decline in diversity
The loss of genetic variation means species may be less resilient to climate change and other stressors
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Reposted by Giulia Realdon
EvoKE @evokeproject.bsky.social · 24/01/2025
Missed Jörg Zabel’s EvoKE Webinar? Don’t worry—we’ll be releasing it on our YouTube channel soon!🎥 In the meantime, check out the fantastic project Jörg mentioned at grandiloquents.fr/en and discover the comic book used to teach evolution.🐋 Enjoy exploring!
grandiloquents.fr
Home
A webcomic for science teaching. Supertroupers is a fictional webcomic written by comic book artists and science education researchers for the classroom.
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Reposted by Giulia Realdon
EvoKE @evokeproject.bsky.social · 14/01/2025
Curious about how #sciencecomics can enhance understanding of #evolution theory? 🌍 Join our next EvoKE Webinar "Promoting Understanding of Evolution Theory through a Science Comic" by Prof. Dr. Jörg Zabel! 📅 January 24th, 2025 | 4 PM CET / 10 AM EST 🔗https://bit.ly/4hcqsBn
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Giulia Realdon @giuliare.bsky.social · 10/01/2025
Antarctica: Historic Drilling Campaign Reaches more than 1.2-Million-Year-Old Ice www.beyondepica.eu/en/
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Giulia Realdon @giuliare.bsky.social · 09/01/2025
From Science: www.science.org/content/arti...
science.org
As academic Bluesky grows, researchers find strengths—and shortcomings
Platform fosters collegial interactions among scientists, but potentially limits interactions beyond the academic community
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Reposted by Giulia Realdon
EvoKE @evokeproject.bsky.social · 08/01/2025
Today marks the bicentennial of Alfred Russel #Wallace (1823–1913), the other father of the theory of evolution. 🌿🐒 Wallace’s pioneering work in natural history and biogeography remains a cornerstone of evolutionary science. Let’s celebrate his legacy with these resources ⬇️
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Giulia Realdon @giuliare.bsky.social · 30/12/2024
Science article worth reading: www.science.org/content/arti...
science.org
Science editors pick their most memorable stories of the year
A rundown of the biggest stories that stuck with our news editors this year
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Giulia Realdon @giuliare.bsky.social · 18/12/2024
A new bit of ocean knowledge: eos.org/articles/sat...
eos.org
Satellite Measurements Make Major Seafloor Map Improvements - Eos
Though ship-based sounding has mapped some areas of the ocean floor in higher resolution, researchers have used SWOT data to create a detailed new map of the seafloor, including thousands of previousl...
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Giulia Realdon @giuliare.bsky.social · 16/12/2024
www.science.org/content/arti...
science.org
The Himalayan tree landscape is shifting—and so are its ecosystems
At high elevations, fir trees are outcompeting once-dominant birches amid warmer, drier conditions
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Giulia Realdon @giuliare.bsky.social · 15/12/2024
www.science.org/content/arti...
science.org
Science’s 2024 Breakthrough of the Year: Opening the door to a new era of HIV prevention
A drug with a novel mechanism protects people against the AIDS virus for 6 months. It could speed the end of the epidemic—if those who need it most get access
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Giulia Realdon @giuliare.bsky.social · 13/12/2024
Happy to be part of this fantastic group! #ScientixAmbassador
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Giulia Realdon @giuliare.bsky.social · 13/12/2024
www.nature.com/immersive/d4...
nature.com
Nature’s 10: the people who helped shape science in 2024
A fraud buster, a nuclear-clock maker and a virus hunter. These are just a few of the remarkable people chosen for this year’s Nature’s 10.
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