M J Murcott
@m-j-murcott.bsky.social
Semi retired library worker, educationalist and author. Teetotaller, pescatarian, fan of Star Trek, Doctor Who and LoTR. https://www.youtube.com/channel/UCYW1IVBy7nsjSrHFOEMn7Hw/videos http://tinyurl.com/7xm3apv http://tinyurl.com/a7cus5y
Extremophiles like Methanopyrus kandleri, Incendiamoeba cascadensis and Meiothermus ruber can survive in hostile conditions found in hot smokers, hydrothermal vent and geothermal springs, where the temperature of the water can exceed 120 Celsius. youtu.be/yDtz91g1syQ
Extremophiles and conditions in hot springs and hydrothermal vents.
YouTube video by m j murcott
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Dengue fever and dengue haemorrhagic fever, are caused by the dengue virus spread by mosquitoes. The disease is thought of as a tropical disease, but as the climate changes mosquitoes carrying the dengue virus are now spreading to southern states of the USA #Dengue youtu.be/taxlTk0pg0Y
Dengue fever and dengue haemorrhagic fever, the spread of the disease due to climate change.
YouTube video by m j murcott
youtu.be
Tesla is struggling to sell cars and doesn't know what to do with all the cars it has made but can't sell. insideevs.com/news/791999/... #Tesla #Musk
Tesla Is Sitting On A Record 50,000 Unsold EVs
The American EV brand’s sales rebounded in the first quarter, but a new problem is making its presence felt.
insideevs.com
Water is moved up from the roots by the xylem to the leaves where it is used in photosynthesis the driving force in moving the water is transpiration and uses a combination of negative pressure and capillary action in the tubes of the xylem. youtu.be/VY-BeH0SijA
Xylem and phloem, the water movement in plants by cohesive tension and the pressure flow hypothesis.
YouTube video by m j murcott
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Molluscs like snails use chitin to form radulae in their version of a mouth known as an odontophore, the radula are very efficient at tearing through structure acting like a saw. This efficiency has even been copied in industry. youtu.be/wED6rZAqLzg #molluscs #radula
Radula are the equivalent to teeth in other animals, except that in molluscs chitin forms the radula
YouTube video by m j murcott
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The body can undergo metabolic adaption during the early stages of an attempt to lose weight, where as the calorie intake drops, the body lowers the metabolic rate to compensate. Leptin production by fat cells, also signals the hypothalamus when fat cells start to empty. youtu.be/col8Iui6cdg #diet
How the metabolic rate, leptin and the hypothalamus can impact attempts to lose weight.
YouTube video by m j murcott
youtu.be
In general as women and girls get more education the number of children they have tends to decrease and this can impact the population levels in a country. A declining population and an aging population can create issues for politicians. youtu.be/gI0ucLqRFfM
Population levels and the decline in birth rate in some places and the link to female education.
YouTube video by m j murcott
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Acral Lentiginous Melanoma, is a type of skin cancer which can appear on the soles of the feet or the palms of the hand, but unlike other melanomas, it isn't related to exposure to ultraviolet radiation. #cancer youtu.be/fMlcuIG4x7A
Melanomas and Acral Lentiginous Melanoma, or ALM how they develop and how to spot them.
YouTube video by m j murcott
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Rome initially was a land based power, but to dominate the Mediterranean and subdue Carthage it would need to become a naval power as well, but initially it lacked the ships to rival the Carthaginian naval power. youtu.be/NgiwBAqFXrU
The ancient Roman empire and how quinqueremes played a part in establishing the rise of Rome.
YouTube video by m j murcott
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. Most eye colour comes from the presence or absence of a single pigment in the eye called melanin, in blue eyes the absence of most, or all of this melanin means light then hits collagen fibres and it is these fibres that scatter the light making the eyes look blue. youtu.be/InswoGuFL-U
Tyndall scattering and blue eyes in humans, blue eyes are not created by a blue pigment in the iris
YouTube video by m j murcott
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What is it about mudslides as opposed to rockslides that mean that they kill so many people? youtu.be/rAeiSZ4o3Aw
Why are mudslides so lethal?
YouTube video by m j murcott
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Honey contains the sugars or carbohydrates, glucose and fructose which are hydrophilic, meaning they want to bind with water or indeed any hydrogen in the environment and it is this binding which make the honey sticky. youtu.be/6Hh-h41v-bg
Why is honey so sticky and other honey related questions?
YouTube video by m j murcott
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The appendix in humans far from being a useless and redundant part of the body plays an important role in digestion and combating infection. The appendix when it goes wrong can burst and spread bacteria into the abdominal cavity causing potentially life threatening problems. youtu.be/JeXfPb1jpVU
The appendix in humans, function and potential problems.
YouTube video by m j murcott
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If Hegseth was to play a part in a war movie which part do you think he would play. My vote goes for Sergeant Major Dickerson in Good morning Vietnam, who when transferred for being an arsehole, complains that there is nothing going on in Guam.
If Iran two months before the war started was having mass protests and a government crackdown. The repression was brutal and a sign of desperation, could the regime be on the verge of toppling? If this was the case was their hidden ulterior motives for attacking Iran, by Israel and America?
A look at the plate tectonics and the movement of the African plate that is responsible for the earthquakes in Italy. youtu.be/NF_LkJlDdXo
Why does Italy have earthquakes?
YouTube video by m j murcott
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Heat domes are high pressure weather systems sitting on top of warmer air preventing the warm air from rising and pulling in cooler air at the base of a rising column of warm air. As the planet warms more heat domes are likely to occur. youtu.be/3jGVSbZXORs
Heat domes, what are they and how and why do they happen?
YouTube video by m j murcott
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Salmonella bongori and Salmonella enterica are the two broad species of bacteria that can cause salmonellosis producing symptoms of diarrhoea, fever and vomiting. However basic cooking and cleanliness routines can prevent issues with the salmonella bacteria in food. youtu.be/05c0z4I345k
Salmonella bacteria and food poisoning.
YouTube video by m j murcott
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E. Coli or Escherichia Coli is a bacteria present in the intestines of warm blooded animals and normally represents no threat to humans. However some strains of E. Coli may produce Shiga toxins which can be a threat. youtu.be/jv_xh0GQs9E
E. Coli or Escherichia Coli bacteria risks and food hygiene measures.
YouTube video by m j murcott
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Posting for those who are unaware of what sparked the legal dispute between Wired and Madison Square Gardens. www.wired.com/story/madiso...
Madison Square Garden Kept a List of Gay Celebrities
An MSG database tracked and categorized hundreds of celebs, famous Knicks superfans, and even some of Taylor Swift’s wedding guests. Labels included “LGBTQIA,” “DO NOT HOST,” and low to high “risk.”
wired.com
To clarify the political situation in the UK for Americans who may have misunderstood the situation by the way the American press is reporting it. Keir Starmer is still the UK Prime minister for now, Starmer has basically quit as leader of the Labour party.
Tailings are the remains of the rock surrounding the ore left over in some mining processes. The crushed rock, sludge and contaminated water can be stored in a tailings dam, which is supposed to be a permanent storage for these items, but sometimes the dam collapses. youtu.be/BWeDp7aZ-vc
What are tailings and tailings dams?
YouTube video by m j murcott
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Biodiversity is required for a healthy ecosystem, many plants and animals have a complex relationship with each other and need the other to survive and thrive. The removal of one species could have an impact on another seemingly unrelated species. youtu.be/LyGUX9_bbhg
Why does biodiversity matter? Why is it important to save some tiny beetle or fungi?
YouTube video by m j murcott
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The hippies were a youth movement which was prominent in the 1960's and then faded away, but some of the issues of the Hippy movement still resonate today. The hippy movement clash with vested interests in society, especially those on the right of politics. youtu.be/Bgm9GOJpUSo
Did the hippies scare the establishment and are we still seeing the impacts of the hippies today?
YouTube video by m j murcott
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Whilst you can make the use of coal cleaner, it is still the most polluting form of major energy production. You can reduce the impact of coal on the environment relate to issues such as mining, transportation and disposal of the ash need to be considered to make coal cleaner. youtu.be/vyvrbb9cpBs
There is no such thing as clean coal!
YouTube video by m j murcott
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Some car tips that could save you fuel and reduce your cars impact on the environment. youtu.be/71FNJQgru0U
How to save fuel and the environment
YouTube video by m j murcott
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Trump continuing the attitude of, if you don't look for the evidence there is no evidence, just like he tried with COVID. www.theguardian.com/environment/...
Dismay as Trump officials to dismantle key ocean monitoring system
Ocean Observatories Initiative, $368m network that has provided crucial climate data, latest victim of Trump cuts
theguardian.com
Moonrakers are the top sail n the mast of a traditional sailing ship like a square rigged sailing ship, these gave a boost to ships by catching the faster flowing wind away from the water. youtube.com/shorts/KngEo...
What are moonrakers?
YouTube video by m j murcott
youtube.com
Takeaway food dates back to ancient history and urban home cooking is a relatively new habit. youtu.be/tM7nhDeIgxY
The history of fast food and takeaways and the impact on nutrition and health.
YouTube video by m j murcott
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