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David Ullrich

@davidullrich202.bsky.social
35K followers 40K following 607 posts

“Humankind has not woven the web of life. We are but one thread within it. Whatever we do the web, we do to ourselves.” ― Chief Seattle, Squamish-Duamish (1782 – June 7, 1866) x.com/DavidUllrich202 🏳️‍🌈

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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 23/05/2025
Sea level will rise fast even if we limit global warming to 1.5°C Satellite data shows the ice sheets are melting faster than expected and slowing sea level rise to a manageable rate would require lowering the global temperature www.newscientist.com/article/2480... docs.google.com/document/d/1...
newscientist.com
Sea level will rise fast even if we limit global warming to 1.5°C
Satellite observations show the ice sheets are melting faster than expected, and slowing sea level rise to a manageable rate would require lowering the global temperature below the current level
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David Ullrich @davidullrich202.bsky.social · 23/05/2025
Sea level will rise fast even if we limit global warming to 1.5°C Satellite data shows the ice sheets are melting faster than expected and slowing sea level rise to a manageable rate would require lowering the global temperature www.newscientist.com/article/2480... docs.google.com/document/d/1...
newscientist.com
Sea level will rise fast even if we limit global warming to 1.5°C
Satellite observations show the ice sheets are melting faster than expected, and slowing sea level rise to a manageable rate would require lowering the global temperature below the current level
46028
David Ullrich @davidullrich202.bsky.social · 23/05/2025
Warming of +1.5°C is too high for polar ice sheets nature.com/articles/s43... drive.google.com/file/d/1SUou... Data from 1992–2020 are taken from the latest Ice Sheet Mass Balance Inter-comparison Exercise18, updated with satellite gravimetry data148 from GRACE for 2021–2024 Credit: Chris Stokes
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David Ullrich @davidullrich202.bsky.social · 23/05/2025
Impact of paleoclimate on present and future evolution of the Greenland Ice Sheet journals.plos.org/plosone/arti... drive.google.com/file/d/1k-0s... The evolution of Greenland’s climate and ice volume during 1850–2100. Credit: Hu Yang et al. 2022
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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 07/05/2025
What are microplastics doing to your brain? We’re starting to find out The average human brain contains around 7 grams of plastic, but it’s unclear how this affects us. Now animal studies are revealing links to poor cognition www.newscientist.com/article/mg26... docs.google.com/document/d/1...
newscientist.com
What are microplastics doing to your brain? We’re starting to find out
The average human brain contains around 7 grams of plastic, but it’s unclear how this affects us. Now animal studies are revealing links to poor cognition and weird behaviour
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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 07/05/2025
Plastic shards permeate human brains A study of microplastics and nanoplastics in brains shows an astonishing increase over time sciencenews.org/article/plas... docs.google.com/document/d/1... Shards of plastic less than 200 nanometers long and less than 40 nanometers wide. Credit: Nihart et al
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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 07/05/2025
Microplastics could be hampering the oceans ability to capture carbon A global survey of microplastics in oceans reveals that tiny particles of plastic are prevalent throughout the water column which could harm marine ecosystems www.newscientist.com/article/2478... docs.google.com/document/d/1...
newscientist.com
Microplastics could be hampering the ocean’s ability to capture carbon
A global survey of microplastics in oceans reveals that tiny particles of plastic are prevalent throughout the water column, which could harm marine ecosystems and affect carbon storage in the deep se...
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David Ullrich @davidullrich202.bsky.social · 07/05/2025
Plastic shards permeate human brains A study of microplastics and nanoplastics in brains shows an astonishing increase over time sciencenews.org/article/plas... docs.google.com/document/d/1... Shards of plastic less than 200 nanometers long and less than 40 nanometers wide. Credit: Nihart et al
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David Ullrich @davidullrich202.bsky.social · 07/05/2025
Microplastics could be hampering the oceans ability to capture carbon A global survey of microplastics in oceans reveals that tiny particles of plastic are prevalent throughout the water column which could harm marine ecosystems www.newscientist.com/article/2478... docs.google.com/document/d/1...
newscientist.com
Microplastics could be hampering the ocean’s ability to capture carbon
A global survey of microplastics in oceans reveals that tiny particles of plastic are prevalent throughout the water column, which could harm marine ecosystems and affect carbon storage in the deep se...
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David Ullrich @davidullrich202.bsky.social · 07/05/2025
What are microplastics doing to your brain? We’re starting to find out The average human brain contains around 7 grams of plastic, but it’s unclear how this affects us. Now animal studies are revealing links to poor cognition www.newscientist.com/article/mg26... docs.google.com/document/d/1...
newscientist.com
What are microplastics doing to your brain? We’re starting to find out
The average human brain contains around 7 grams of plastic, but it’s unclear how this affects us. Now animal studies are revealing links to poor cognition and weird behaviour
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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 23/04/2025
Microplastics found in human ovary follicular fluid for the first time Peer-reviewed study’s findings raises fresh question on the toxic substances’ impact on fertility www.theguardian.com/society/2025... docs.google.com/document/d/1...
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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 23/04/2025
First evidence of microplastics in human ovarian follicular fluid ― An emerging threat to female fertility www.sciencedirect.com/science/arti... drive.google.com/file/d/12KGr... Selected SEM-EDX image MPs in follicular fluid. Credit: L. Montano et al 2025
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David Ullrich @davidullrich202.bsky.social · 23/04/2025
Microplastics found in human ovary follicular fluid for the first time Peer-reviewed study’s findings raises fresh question on the toxic substances’ impact on fertility www.theguardian.com/society/2025... docs.google.com/document/d/1...
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David Ullrich @davidullrich202.bsky.social · 23/04/2025
First evidence of microplastics in human ovarian follicular fluid ― An emerging threat to female fertility www.sciencedirect.com/science/arti... drive.google.com/file/d/12KGr... Selected SEM-EDX image MPs in follicular fluid. Credit: L. Montano et al 2025
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David Ullrich @davidullrich202.bsky.social · 14/04/2025
Eagle Aurora over Norway Credit: B. Jørgensen
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David Ullrich @davidullrich202.bsky.social · 14/04/2025
Dragon Aurora over Iceland Credit: Jingyi Zhang & Wang Zheng
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David Ullrich @davidullrich202.bsky.social · 14/04/2025
Night on a Spooky Planet What spooky planet is this? Planet Earth of course, on a dark and stormy night in 2013 at Hverir, a geothermally active area along the volcanic landscape in northeastern Iceland. Credit: Stéphane Vetter
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David Ullrich @davidullrich202.bsky.social · 14/04/2025
Auroras over Northern Canada Gusting solar winds and blasts of charged particles from the Sun resulted in several rewarding nights of auroras back in December 2014, near the peak of the last 11-year solar cycle. Credit: Kwon, O Chul
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David Ullrich @davidullrich202.bsky.social · 14/04/2025
Venusian Annular Eclipse This was a very unusual type of solar eclipse also known as an occultation. eclipse.gsfc.nasa.gov/transit/cata... Credit: NASA/SDO & the AIA, EVE, and HMI teams; Digital Composition: Peter L. Dove
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David Ullrich @davidullrich202.bsky.social · 14/04/2025
The Transit of Venus A stunning image of the transit of Venus across the Sun's disk, taken by the Hinode spacecraft on June 6, 2012. Earthlings will be able to observe the next transit in 2117. science.nasa.gov/about-hinode Credit: NASA & Hinode Spacecraft
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David Ullrich @davidullrich202.bsky.social · 27/03/2025
The world's climate is in uncharted territory, warns major report A World Meteorological Organization report details a long list of grim records for everything from CO₂ levels and temperature to sea ice loss and sea level rise www.newscientist.com/article/2472... docs.google.com/document/d/1...
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David Ullrich @davidullrich202.bsky.social · 27/03/2025
Earth could warm by a whopping 7°C by 2200, scientists predict ― leading to flooding, famine, and catastrophic heatwaves www.dailymail.co.uk/sciencetech/... docs.google.com/document/d/1... drive.google.com/file/d/1i0gg...
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David Ullrich @davidullrich202.bsky.social · 27/03/2025
First successful model simulation of the past 3 million years of climate change www.realclimate.org/index.php/ar... docs.google.com/document/d/1... drive.google.com/file/d/1235W...
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David Ullrich @davidullrich202.bsky.social · 14/03/2025
The universe could vanish at any moment ― why hasn’t it? www.newscientist.com/article/mg26... docs.google.com/document/d/1...
newscientist.com
The universe could vanish at any moment – why hasn’t it?
A cataclysmic quantum fluctuation could wipe out everything at any moment. The fact that we’re still here is revealing hidden cosmic realities
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Reposted by David Ullrich
Lucca Ludovica @ludovicalucca.bsky.social · 12/03/2025
Microplásticos de novo.... agora descobriram que eles podem bloquear o fluxo sanguíneo no cérebro. Ou seja, podem causar um derrame ou lesões. Tá difícil.
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David Ullrich @davidullrich202.bsky.social · 13/03/2025
Microplastics Are Messing with Photosynthesis in Plants Microplastics can cut a plant’s ability to photosynthesize by up to 12 percent, new research shows www.scientificamerican.com/article/micr... docs.google.com/document/d/1... x.com/DavidUllrich...
scientificamerican.com
Microplastics Are Messing with Photosynthesis in Plants
Microplastics can cut a plant’s ability to photosynthesize by up to 12 percent, new research shows
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David Ullrich @davidullrich202.bsky.social · 12/03/2025
Microplastics May Block Blood Flow in the Brain www.newsweek.com/microplastic... docs.google.com/document/d/1... drive.google.com/file/d/1-vqb... www.science.org/doi/10.1126/...
newsweek.com
Microplastics may block blood flow in the brain
Microplastics may cause blockages in blood vessels in the brain and affect behavior, according to a study on mice.
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David Ullrich @davidullrich202.bsky.social · 12/03/2025
Where Elon's inspiration comes from. You simply can't make this trash up‼️
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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 21/12/2024
Japanese scientists find microplastics are present in clouds Researchers in Japan have confirmed that microplastics are present in clouds, where they are likely affecting the climate in ways that are not yet fully understood. The team identified nine different types... x.com/DavidUllrich...
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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 23/12/2024
'One of the biggest on record' Ozone hole bigger than North America opens above Antarctica The hole reached an astounding 26 million square kilometers on September 16, 2023 ― approximately three times the size of Brazil. x.com/DavidUllrich... Credit: Copernicus Sentinel-5P satellite
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David Ullrich @davidullrich202.bsky.social · 21/12/2024
Final Words ✨ Last year, I had a life-changing experience at 90 years old. I went to space, after decades of playing an iconic science-fiction character who was exploring the universe. I thought I would experience a deep connection with the immensity around us, a deep call... x.com/DavidUllrich...
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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 03/01/2025
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David Ullrich @davidullrich202.bsky.social · 06/01/2025
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David Ullrich @davidullrich202.bsky.social · 19/02/2025
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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 12/12/2024
What would you delete❓
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Reposted by David Ullrich
David Ullrich @davidullrich202.bsky.social · 10/01/2025
Empty skies after 9/11 set the stage for an unlikely climate change experiment globalnews.ca/news/2934513... docs.google.com/document/d/1... www.researchgate.net/profile/Davi... Credit: Smithsonian (9/11 FAA Closure)
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David Ullrich @davidullrich202.bsky.social · 13/01/2025
Melting ice reveals millennia-old forest buried in the Rocky mountains Trees dating back almost 6000 years have come to scientists' attention due to ice melting in the Rocky mountains, offering a "time capsule" into the past www.newscientist.com/article/2463... docs.google.com/document/d/1...
newscientist.com
Melting ice reveals millennia-old forest buried in the Rocky mountains
Trees dating back almost 6000 years have come to scientists' attention due to ice melting in the Rocky mountains, offering a "time capsule" into the past
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David Ullrich @davidullrich202.bsky.social · 13/01/2025
Mars may have a solid inner core like Earth does A new analysis of marsquakes measured by NASA’s InSight lander indicates Mars has a solid inner core ― but other researchers say the evidence is thin www.newscientist.com/article/2463... docs.google.com/document/d/1...
newscientist.com
Mars may have a solid inner core like Earth does
A new analysis of marsquakes measured by NASA’s InSight lander indicates Mars has a solid inner core – but other researchers say the evidence is thin
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David Ullrich @davidullrich202.bsky.social · 13/01/2025
A supermassive black hole is sending out a mysterious pulsing beat Regular pulses of X-ray radiation emanating from a supermassive black hole could be explained by a white dwarf star on the verge of falling in www.newscientist.com/article/2463... docs.google.com/document/d/1...
newscientist.com
A supermassive black hole is sending out a mysterious pulsing beat
Regular pulses of X-ray radiation emanating from a supermassive black hole could be explained by a white dwarf star on the verge of falling in
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David Ullrich @davidullrich202.bsky.social · 13/01/2025
Laser technique measures vast distances with nanometer precision A new technique involving lasers can measure long distances more precisely than ever, which could be useful for space telescopes www.newscientist.com/article/2463... docs.google.com/document/d/1...
newscientist.com
Laser technique measures vast distances with nanometre precision
A new technique involving lasers can measure long distances more precisely than ever, which could be useful for space telescopes
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David Ullrich @davidullrich202.bsky.social · 10/01/2025
2024 confirmed as first year to breach 1.5°C warming limit Scientists warn efforts to limit the long-term temperature rise to 1.5°C will fail as data confirms 2024 was the hottest year in human history www.newscientist.com/article/2463... docs.google.com/document/d/1...
newscientist.com
2024 confirmed as first year to breach 1.5°C warming limit
Scientists warn efforts to limit the long-term temperature rise to 1.5°C will fail as data confirms 2024 was the hottest year in human history
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David Ullrich @davidullrich202.bsky.social · 10/01/2025
Tomato plants are covered in tiny anti-pest booby traps A more detailed understanding of the natural anti-insect protections of tomato plants can lead to better pest-management strategies www.newscientist.com/article/2463... docs.google.com/document/d/1...
newscientist.com
Tomato plants are covered in tiny anti-pest booby traps
A more detailed understanding of the natural anti-insect protections of tomato plants can lead to better pest-management strategies
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David Ullrich @davidullrich202.bsky.social · 10/01/2025
Gene-edited cells that evade rejection show promise in type 1 diabetes Insulin-producing cells injected into a man with type 1 diabetes have survived for a month so far without the need for immune suppression www.newscientist.com/article/2463... docs.google.com/document/d/1...
newscientist.com
Gene-edited cells that evade rejection show promise in type 1 diabetes
Insulin-producing cells injected into a man with type 1 diabetes have survived for a month so far without the need for immune suppression
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David Ullrich @davidullrich202.bsky.social · 10/01/2025
Physicists discover the secret to perfect cacio e pepe pasta The classic Italian cacio e pepe pasta is notoriously tricky to get right, but physicists have come up with a trick to achieve a perfectly smooth cheese sauce www.newscientist.com/article/2463... docs.google.com/document/d/1...
newscientist.com
Physicists discover the secret to perfect cacio e pepe pasta
The classic Italian cacio e pepe pasta is notoriously tricky to get right, but physicists have come up with a trick to achieve a perfectly smooth cheese sauce
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