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Science (General/Chat)

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  • NASA's Magellan images reveal volcanic activity on Venus

    03/16/2023 5:51:13 AM PDT · by Red Badger · 12 replies
    UPI ^ | MARCH 15, 2023 / 11:09 PM | By Sheri Walsh
    New analysis of images captured in the early 1990s by NASA's Magellan spacecraft reveals evidence of volcanic activity on Venus, according to a study published Wednesday in the journal Science. This computer-generated 3D model of Venus’ surface shows the summit of Maat Mons. Image courtesy of NASA/JPL-Caltech ================================================================= Altitude data for the Maat and Ozza Mons region on Venus is shown to the left. At right, are the before and after Magellan observations showing the expanded vent on Maat Mons, with possible new lava flows after a volcanic eruption. Images courtesy of Robert Herrick/UAF ================================================================= A computer-simulated map of Venus...
  • Are we about to lose 40% of our species? Unless the total number of species becomes a better-known quantity, percentages applied to imminent extinctions remain in the realm of speculation

    03/16/2023 6:44:33 AM PDT · by SeekAndFind · 22 replies
    American Thinker ^ | 03/16/2023 | William D. Balgord
    The preservationist group NatureServe just released a report concluding that some 40% of animal species in the US will go extinct in the near future as a result of climate change. Their predictions may turn out not to be quite accurate, since there are other factors at work that determine which species survive and which go the way of the dodo bird and ivory-billed woodpecker. The analysis the report depends on has been severely criticized for lack of rigor by Canadian and Finnish biostatisticians. Anticipated losses among a small percentage of already dangerously endangered species is applied to the vast...
  • Axiom Space unveils next-generation spacesuits for NASA's Artemis III mission

    03/16/2023 5:56:38 AM PDT · by Red Badger · 42 replies
    UPI ^ | MARCH 15, 2023 / 12:48 PM | By Matt Bernardini
    =================================================================== The suits feature new capabilities for space exploration. Photo courtesy Axiom Space Axiom Space today unveiled the spacesuits for NASA's Artemis III mission in 2025 to send humans to the moon. Photo courtesy Axiom Space =================================================================== March 15 (UPI) -- Axiom Space on Wednesday unveiled its next-generation spacesuit that astronauts from NASA's Artemis III mission will be wearing when they return to the moon. The spacesuits, which will be delivered to NASA this summer, provide more flexibility and greater protection to withstand the environment and contain built-in specialized for exploration and scientific opportunities, Axiom said in a statement. "Our...
  • Countdown To New York's Rendezvous With Energy Impossibility

    03/16/2023 4:50:05 AM PDT · by MtnClimber · 21 replies
    Manhattan Contrarian ^ | 15 Mar, 2023 | Francis Menton
    The race is on to see who hits the green energy wall of impossibility first. California, Germany and the UK (the “Poseurs”) might seem to have leapt early into the lead positions. But New York is now making a strong sprint to catch and surpass them, so it can be the first to splatter its citizens’ flesh and blood all over the impenetrable barricade. The Poseurs accumulate vast green progressive virtue credits for ridiculous promises, but their promises all have dates so far in the future that today’s politicians will be long gone when the crash detonates. Germany promises 100%...
  • Q ~ Trust Trump's Plan ~ 03/15/2023 Vol.452, Q Day 1964

    03/15/2023 8:40:56 PM PDT · by ransomnote · 2,029 replies
    qalerts.app ^ | 3/15/2023 | FReeQs, FReepers, LurQers and Vanity
    1 MINUTE TWITTER VIDEO: September 2, 1987 - Donald Trump bares his big heart as he explains what the United States is doing (failing people) compared with what the United States could be doing (protecting our people)Have you seen President Trump's powerful 4 minute video message? Don't miss it!A NATION IN DECLINEQ is the result of the sacrifices and commitment of countless patriots to win back our captured country from the Deep State and achieve the transformation President Trump promised in this campaign video. President Trump has said the awakening of the public is key to this transformation.Q describes this...
  • Astronomy Picture of the Day - Jupiter and Venus Converge over Germany

    03/15/2023 12:56:18 PM PDT · by MtnClimber · 3 replies
    https://apod.nasa.gov/apod ^ | 15 Mar, 2023 | Image Credit & Copyright: Michael Luy (Trier Observatory)
    Explanation: This was a sky to show the kids. Early this month the two brightest planets in the night sky, Jupiter and Venus, appeared to converge. At their closest, the two planets were separated by only about the angular width of the full moon. The spectacle occurred just after sunset and was seen and photographed all across planet Earth. The displayed image was taken near to the time of closest approach from Wiltingen, Germany, and features the astrophotographer, spouse, and their two children. Of course, Venus remains much closer to both the Sun and the Earth than Jupiter -- the...
  • Assault on archaeologist triggers protests in Greece [Manolis Psarros]

    03/15/2023 10:22:19 AM PDT · by SunkenCiv · 6 replies
    SF Gate ^ | March 14, 2023 | Derek Gatopoulos and Petros Giannakouris
    [AP, so, no excerpt]
  • Study: Vitamin D Reduces Dementia Risk by 40%

    03/15/2023 8:03:24 AM PDT · by SeekAndFind · 37 replies
    PJ Media ^ | 03/15/2023 | Ben Bartee
    Surely to the chagrin of anti-vitamin D “brought to you by Pfizer” jihadists like CNN, more evidence mounts that increasing your vitamin D levels might be the single most effective strategy for longevity and quality of life.Via research published by the Alzheimer’s Association:In this longitudinal study of dementia-free NACC participants, exposure to vitamin D was associated with higher dementia-free survival and lower dementia incidence rates over 10 years. These findings were consistent across each vitamin D formulation: calcium–vitamin D, cholecalciferol, and ergocalciferol. Interaction analyses revealed that while exposure to vitamin D was associated with lower dementia incidence across all strata...
  • Astronomy Picture of the Day - W5: The Soul Nebula

    03/14/2023 11:45:46 AM PDT · by MtnClimber · 15 replies
    https://apod.nasa.gov/apod ^ | 14 Mar, 2023 | Image Credit & Copyright: José Jiménez (Astromet)
    Explanation: Stars are forming in the Soul of the Queen of Aethopia. More specifically, a large star forming region called the Soul Nebula can be found in the direction of the constellation Cassiopeia, whom Greek mythology credits as the vain wife of a King who long ago ruled lands surrounding the upper Nile river. Also known as Westerhout 5 (W5), the Soul Nebula houses several open clusters of stars, ridges and pillars darkened by cosmic dust, and huge evacuated bubbles formed by the winds of young massive stars. Located about 6,500 light years away, the Soul Nebula spans about 100...
  • This Distant Galaxy Is All Alone in Space Because It Ate Its Friends

    03/14/2023 9:09:32 AM PDT · by Red Badger · 26 replies
    Science Alert ^ | March 14, 2023 | By MICHELLE STARR
    Composite X-ray, radio and optical image of the distant quasar galaxy 3C 297. (NASA/CXC/Univ. of Torino/V. Missaglia et al./ESA/STScI & International Gemini Observatory/NOIRLab/NSF/AURA/NRAO/AUI/NSF) It's the classic social faux pas. You're in a happy clique, surrounded by all your friends – and one by one, you subsume them, absorbing them into yourself, until you're all alone, a grotesque agglomeration alone in what was once a crowded environment. That seems to be what happened to a galaxy 9.2 billion years ago, scientists have determined. A galaxy in the relatively early Universe named 3C 297 is mysteriously all alone – even though its...
  • 'Time Reflections' Finally Observed by Physicists After Decades of Searching

    03/14/2023 8:15:04 AM PDT · by Red Badger · 50 replies
    Science Alert ^ | 14 March 2023 | By MIKE MCRAE
    Time Reflections Visualization Illustration of the experimental platform used to realize time reflections. (Andrea Alu) Walk through a maze of mirrors, you'll soon come face to face with yourself. Your nose meets your nose, your fingertips touch at their phantom twins, stopped abruptly by a boundary of glass. Most of the time, a reflection needs no explanation. The collision of light with the mirror's surface is almost intuitive, its rays set on a new path through space with the same ease as a ball bouncing off a wall. For over sixty years, however, physicists have considered a subtly different kind...
  • Bronze Age well contents reveal the history of animal resources in Mycenae, Greece

    03/14/2023 7:27:50 AM PDT · by SunkenCiv · 7 replies
    ScienceDaily ^ | March 1, 2023 | Source: PLOS
    A large Bronze Age debris deposit in Mycenae, Greece provides important data for understanding the history of animal resources at the site, according to a study published March 1, 2023 in the open-access journal PLOS ONE by Jacqueline Meier of the University of North Florida and colleagues.Animals were an important source of subsistence and symbolism at the Late Bronze Age site of Mycenae in Greece, as evidenced by their depictions in art and architecture, but more research is needed on the animals that actually lived there. In this study, researchers performed a detailed analysis of a large deposit of animal...
  • Roman Amphitheatre Discovered at Ancient Ategua

    03/14/2023 7:02:21 AM PDT · by SunkenCiv · 4 replies
    Heritage Daily ^ | March 10, 2023 | Markus Milligan
    Early occupation of Ategua dates from the Chalcolithic period, with the emergence of a major settlement around the 8th and 7th centuries BC, consisting of orthogonal-plan dwellings defended by an outer wall.According to the De Bello Hispaniensi, a Latin work continuing Julius Caesar's commentaries, the city inhabitants sided with Pompey during Caesar's civil war in the late Republic Era, resulting in the city being besieged by the Caesarian army in 45 BC.Most of the current morphology of Ategua is from the Roman period, including several domus abandoned during the 2nd century AD, a civil building, bathhouses, and burials on the...
  • Watermill Uncovered With Anglo Saxon Origins

    03/14/2023 6:50:01 AM PDT · by SunkenCiv · 5 replies
    HeritageDaily ^ | March 13, 2023 | Markus Milligan
    ...near the town of Buckingham in Buckinghamshire, England... the site was part of an earlier Anglo-Saxon estate that developed after the year 949.Excavations revealed that the site was first occupied during prehistory, with the discovery of a possible ring ditch and a Mesolithic mace head found in a post-medieval quarry pit. The mace head possibly originated from a truncated deposit internal to the putative ring ditch.The first depiction of a watermill can be found in 17th century historic maps, which fell in disuse by 1825 and was repurposed until eventually being demolished in the 1940's.Archaeological remains suggest that the watermill...
  • Dunmore Cave – a Viking Massacre

    03/14/2023 6:39:30 AM PDT · by SunkenCiv · 18 replies
    Heritage Daily ^ | March 12, 2023 | Markus Milligan
    The cave is one of Ireland's largest natural caves, running for around 402 metres to a depth of 46 metres...The earliest historical reference to the cave is in the Trecheng Breth Féne "A Triad of Judgments of the Irish", more widely known as "The Triads of Ireland". The Triads are a series of manuscripts that date from the 14th to the 19th century AD, describing Dunmore Cave (written as "Dearc Fearna") as one of "the three darkest places in Ireland".This may be in reference to events in the "Annals of the Four Masters", a chronicle of medieval Irish history compiled...
  • 2,500-Year-Old Booze Brewed Up From Recipe Found In Iron Age Burial: Would you dare drink the forbidden brew?

    03/13/2023 8:39:40 PM PDT · by SunkenCiv · 60 replies
    IFLScience ^ | March 3, 2023 | Laura Simmons
    Bones, ancient grooming tools, even gold – these are all things you might expect to find if you go poking around an Iron Age burial site. What you might not expect to find is your new favorite tipple. But, back in 2016, archaeologists were stunned to uncover a 2,500-year-old cauldron that contained the remnants of an ancient alcoholic beverage.Project lead Bettina Arnold, from the University of Wisconsin-Milwaukee, was investigating a burial mound – called a tumulus – dating back to between 400 and 450 BCE, when she and her team came across what appeared to be a bronze cauldron. But...
  • Magnetic Fields Could Provide the Key to Studying Submerged Civilisations

    03/13/2023 8:22:33 PM PDT · by SunkenCiv · 12 replies
    Heritage Daily ^ | March 9, 2023 | Markus Milligan
    According to Ben Urmston from the University of Bradford, magnetic fields could indicate the presence of archaeological features without the need for exploratory underwater excavations.Magnetometry has previously been used by terrestrial archaeologists but has not been used extensively to examine submerged landscapes.The pioneering technique could be applied in Doggerland, a submerged land mass beneath what is now the North Sea, that once connected Britain to continental Europe.The landscape of Doggerland was a diverse mix of gentle hills, marshes, wooded valleys and swamps during the later Palaeolithic and Mesolithic periods.Small groups of hunter-gatherers took advantage of Doggerland’s rich migrating wildlife, with...
  • Archaeologists discover remains of Roman aristocrat in 'extraordinary' cemetery near Leeds

    03/13/2023 3:50:45 PM PDT · by SunkenCiv · 12 replies
    Express UK ^ | March 13, 2023 | Astha Saxena
    Archaeologists have discovered the skeletal remains of a Roman aristocrat in a “truly extraordinary” hidden cemetery near Leeds. The remains are believed to be of a late-Roman aristocratic woman and were discovered as part of an archaeological dig near Garforth in Leeds.The discovery also revealed the remains of more than 60 men, women and children who lived in the area more than a thousand years ago.Those buried with her in the cemetery are believed to include both late-Roman and early-Saxon people, with the burial customs of both cultures found in different graves.Hailing it as a “once in a lifetime” discovery,...
  • Astronomy Picture of the Day - Rainbow Tree

    03/13/2023 1:48:01 PM PDT · by MtnClimber · 12 replies
    https://apod.nasa.gov/apod ^ | 13 Mar, 2023 | Image Credit & Copyright: Eric Houck
    Explanation: What lies at the end of a rainbow? Something different for everyone. For the photographer taking this picture, for example, one end of the rainbow ended at a tree. Others nearby, though, would likely see the rainbow end somewhere else. The reason is because a rainbow's position depends on the observer. The center of a rainbow always appears in the direction opposite the Sun, but that direction lines up differently on the horizon from different locations. This rainbow's arc indicates that its center is about 40 degrees to the left and slightly below the horizon, while the Sun is...
  • Researchers piece together two paintings to reunite family portrait by Flemish master

    03/13/2023 12:04:45 PM PDT · by Red Badger · 15 replies
    UPI ^ | MARCH 12, 2023 / 12:04 AM | By Adam Schrader
    Researchers with the Nivaagaard Collection in Denmark have pieced together two parts of portrait of a family painted by the Flemish master Cornelis de Vos in 1626, believed to have been skillfully separated at some point between 1830 and 1859 after sustaining damage. Photo courtesy of Nivaagaard Collection March 11 (UPI) -- A mother has been reunited with her son and husband nearly 200 years after they were separated from each other. Researchers with the Nivaagaard Collection in Denmark have pieced together two parts of portrait of a family painted by the Flemish master Cornelis de Vos in 1626, believed...