Dr Karl

Dr Karl Kruszelnicki ~ an answer looking for a question.
I do not endorse any commercial products.

[Dr Karl @DoctorKarl]

"Wikipedia: which truth emerges through transparent debate, rather than algorithmic opacity or corporate interests. Every edit is logged, every discussion archived -despite AI hallucinations, black-box algorithms and widespread disinformation, "
https://t.co/0ZQWnqZgPL

[Dr Karl @DoctorKarl]

" smart windows, most depend on external power, sensors, or control systems, adding cost & complexity.
This operates as a passive system, adjusting visible light transmission based on temperature without requiring electricity or electronic components"
https://t.co/gWVz1TXJW1

[Dr Karl @DoctorKarl]

" insecure/uncomfortable when they don’t know all the answers/don’t grasp that some situations are complex, multidimensional, & puzzling even to experts→ more likely to sign on to conspiracy theory → an easy answer, even if wrong/oversimplification."
https://t.co/rTtjRWBABn

[Dr Karl @DoctorKarl]

"Ancient scientists understood the importance of deferring to specialists and listening to expert advice. However, they were also keen for their readers to understand where scientists acquire knowledge and how scientific facts can be verified."
https://t.co/oqyJw1miyj

[Dr Karl @DoctorKarl]

" rest of world is still deciding how far and how fast to push. Automakers are lining up fresh metal for 2026, from mass-market crossovers to high-end flagships - a lot of what’s coming looks directly aimed at buyers in cold, EV-dense markets like Norway."
https://t.co/zEBcekFDqq

[Dr Karl @DoctorKarl]

"The most eye-opening discovery: They noticed “robust expression” of genes linked to DNA repair in the retina, “which may help support long-term maintenance of retinal integrity over the Greenland shark’s extreme lifespan.”"
https://t.co/mahFUDonPJ

[Dr Karl @DoctorKarl]

"this new chemical process operates at ambient temperature and pressure. It chemically dissolves the glue holding the blade together.
The high-value carbon fiber can be recovered, cleaned, and reused in everything from new turbines to car parts."
https://t.co/kNDaMzNCez

[Dr Karl @DoctorKarl]

"some dogs have a skill that puts them functionally on par with 18-month-old children:They can learn the names of new toys not only through direct instruction but also by eavesdropping on the conversations of their owners."
https://t.co/GL9fEr2aoO

[Dr Karl @DoctorKarl]

"Researchers weren’t able to make much of this steady drip of hominin fossils until they figured out how old they were. The key to pinning that down was a method called magnetostratigraphy"
https://t.co/cQQwqUEgnJ

[Dr Karl @DoctorKarl]

"evidence for hundreds of these quakes in Antarctica between 2010 and 2023, mostly at the ocean end of the Thwaites Glacier – the so-called Doomsday Glacier that could send sea levels rising rapidly if it were to collapse."
https://t.co/hI4SytxkIv

[Dr Karl @DoctorKarl]

"This year, renewables surpassed coal as a source of electricity worldwide, and solar and wind energy grew fast enough to cover the entire increase in global electricity use from January to June"
https://t.co/85oFV4cKEr

[Dr Karl @DoctorKarl]

"First, how many microbes does a single fly typically carry? And second, how many microbes does it take to get people sick?"
https://t.co/Wij0d5QTT9

[Dr Karl @DoctorKarl]

Almost Dangerous
"Commercial aircraft — 40,000 feet (12 kilometers) — radiation briefly rose. Such radiation levels for more than 12 hours→pregnant women exceed officially considered as safe for fetus. In this case, the worst was over in about 2 hours"
https://t.co/THSXq7sdX5

[Dr Karl @DoctorKarl]

"Google once the primary source of informal medical advice, people now turn to social networks (29%) & artificial intelligence (AI) chatbots (40%).
Social media posts are often subjective, anecdotal, and in some cases tied to commercial interests."
https://t.co/mxyOz1ReOu

[Dr Karl @DoctorKarl]

"peanut butter to its most basic components, this creamy treat packs peanuts rich in protein and fat as well as, in many varieties, added sugar. These three macronutrients each contribute to possible biological drivers for dogs’ peanut butter preferences."
https://t.co/Auyq4WJFX7

[Dr Karl @DoctorKarl]

"in mice → pigment in tattoos accumulates in the lymph nodes & might affect immune responses. Ink remained in the lymph nodes for months &varying effects: it weakened animals’ response to a COVID vaccine but increased reaction to an influenza vaccine."
https://t.co/wU4oHgR39Z

[Dr Karl @DoctorKarl]

"The Black Death (most deadly documented pandemic in human history) in 1347 C.E., eliminated more than half Europe’s population.

Researcher→cool weather spurred by previously unidentified volcanic eruptions set into motion a deadly chain of events."
https://t.co/d5c6GA0GZ7

[Dr Karl @DoctorKarl]

"An mRNA based flu vaccine is 34.5% more effective against influenza-like illness compared to current flu vaccines. The study included over 18,000 people, half of whom were given the mRNA vaccine and half of whom were given a conventional flu vaccine."
https://t.co/EfMQDZWZ9p

[Dr Karl @DoctorKarl]

"Centrifugal motion. Perpetual bliss. The thrill of the moment. Unstoppable. In technical terms, it is “non-agonistic interaction involving directed, intraspecific, oral-oral contact with some movement of the lips/mouthparts and no food transfer.”"
https://t.co/iQJoC1VOTk

[Dr Karl @DoctorKarl]

"“This object is a comet. It looks and behaves like a comet.”
NASA officials presented a series of images taken by the fleet of spacecraft, including the Mars Reconnaissance Orbiter, the Lucy mission, and the Solar and Heliospheric Observatory."
https://t.co/kzMck86HuX