Tag

Science And History

All articles tagged with #science and history

science-and-history11 hours ago•1 min saved

Purdue-led team begins dredging search for Amelia Earhart's plane at Nikumaroro

A 17-person expedition from Purdue University and the Archaeological Legacy Institute has arrived at Nikumaroro Island in Kiribati to investigate the 'Taraia Object,' a submerged shape in a lagoon that researchers believe may be the wreckage of Amelia Earhart's 1937 Lockheed Electra. The team plans to use hydraulic dredging to remove sediment and identify the object, which was first spotted in satellite imagery in 2020 but appears in photos dating back to 1938. While the expedition faces logistical hurdles, including giant coconut crabs and strong El Niño weather conditions, it represents the 20th major search for the aviator's plane. Critics, including the TIGHAR group, argue the object is likely a fallen tree, maintaining that the aircraft lies in deep water off the island's western end.

via The Guardian|

#amelia-earhart #archaeology #aviation-history

science-and-history6 days ago•52 min saved

Archaeologists uncover child's skull embedded in 2,500-year-old Scandinavian house floor

Archaeologists have discovered a child's skull built into the floor of a 2,500-year-old house in Scandinavia. The finding, reported by Yahoo News, suggests the remains were intentionally incorporated into the structure's foundation, offering new insights into ancient burial practices or ritualistic behaviors in the region.

via Yahoo|

#ancient-history #archaeology #cultural-anthropology

science-and-history22 days ago•3 min saved

Tel Aviv Study Suggests Qumran Sect Abandoned 364-Day Calendar Due to Astronomical Drift and Political Shifts

A new study by Prof. Eshbal Ratzon at Tel Aviv University proposes that the Qumran sect initially used their 364-day calendar but later abandoned it due to accumulating seasonal errors and changing political alliances. The research suggests the calendar served as a practical tool during the sect's early separation from Jerusalem authorities but became a theoretical religious ideal as it drifted out of sync with the solar year. This explanation resolves a long-standing debate about whether the calendar was ever actually used, highlighting how astronomical inaccuracies and political shifts under Alexander Jannaeus influenced the sect's practices.

via ScienceDaily|

#ancient-astronomy #dead-sea-scrolls #qumran-calendar

science-and-history23 days ago•20 min saved

Ancient DNA reveals plague returned to Europe in waves for 350 years after the Black Death

New research shows plague did not vanish after the 1347-1353 Black Death but returned across Europe for over 350 years. By analyzing 75 genomes, scientists found the disease spread via war and trade, evolving into new lineages that established long-term reservoirs in wild rodents.

via Archaeology News Online Magazine|

#ancient-dna #phirm #science-and-history

science-and-history29 days ago•9 min saved

Archaeologists Reconstruct Stone Age Rope-Making to Reveal Lost Daily Life

Researchers have demonstrated that a 35,000-year-old ivory artifact from Germany was likely a tool for making rope, highlighting how perishable fiber technologies shaped prehistoric life despite leaving few physical traces.

via Knowable Magazine|

#anthropology #archaeology #prehistory

science-and-history11 months ago•6 min saved

GNR Wednesday 11-12-25: Positive News Update

This article covers recent discoveries and developments including the world's strangest dinosaur with unique armor, a study showing multilingualism may slow brain aging, the grand opening of Egypt's new museum with King Tut artifacts, the public display of lost Habsburg royal jewels, and a promising peanut allergy treatment for toddlers. It highlights significant scientific, historical, and medical advancements and discoveries.

via Daily Kos|

#dinosaurs #grand-egyptian-museum #habsburg-jewels

science-and-history1 year ago•12 min saved

Haunting Body Horror Wikipedia Pages to Watch Out For

The article lists 21 Wikipedia pages related to body horror, covering topics like rare diseases, unethical experiments, and bizarre medical conditions, highlighting the dark and often disturbing aspects of medical history and science.

via BuzzFeed|

#body-horror #historical-medical-disasters #medical-experiments

science-and-history1 year ago•3 min saved

The Awe of Galileo's Groundbreaking Experiments

A visit to the Galileo Museum in Florence left the author in awe of the historical significance of Galileo's original experiments, which laid the foundation for modern science. The museum showcases artifacts like the inclined plane and telescopes used by Galileo, highlighting the painstaking efforts that led to groundbreaking discoveries in physics and astronomy. The experience underscored the long, complex journey of scientific progress and its impact on shaping a world free from superstition, while also reminding us of our responsibility to build on this legacy in addressing contemporary challenges like climate change.

via Big Think|

#galileo #museum #physics

science-and-history1 year ago•2 min saved

Beethoven's DNA Unlocks New Mysteries After Two Centuries

A recent DNA analysis of Ludwig van Beethoven's hair has revealed new insights into his health and ancestry. The study, led by Johannes Krause at the Max Planck Institute, found no evidence of lead poisoning but suggested a hepatitis B infection may have contributed to his death. Surprisingly, a genetic mismatch in his paternal lineage indicates a possible extramarital affair in his family history. Despite extensive testing, the causes of his hearing loss and digestive issues remain unknown. The findings, published in Current Biology, highlight the role of modern science in unraveling historical mysteries.

via The Daily Galaxy --Great Discoveries Channel|

#beethoven #dna #genetics

science-and-history2 years ago•19 min saved

"Secret Self-Experimentation: How Their Discoveries Changed the Course of War"

During World War II, a group of scientists conducted extreme self-experiments to develop crucial diving research that helped the Allies win the war. Led by Professor John Burdon Sanderson Haldane and Dr. Helen Spurway, the scientists tested the effects of pressure and oxygen on their own bodies in hyperbaric chambers, leading to groundbreaking discoveries in underwater survival. Their work enabled Allied divers to safely scout and clear the waters off the coast of Normandy for the D-Day invasion, ultimately contributing to the success of the mission and the defeat of Hitler.

via WIRED|

#diving-research #extreme-environments #science-and-history

science-and-history2 years ago•3 min saved

"DNA Analysis Traces Blackfoot Confederacy Lineage to Last Ice Age"

A new DNA study reveals that the Blackfoot Confederacy, comprising four related tribes, has an ancient genetic lineage dating back 18,000 years to the last ice age. The research, led by members of the Blackfoot Confederacy, investigated the genetic history of their tribes and found that present-day members share a large fraction of their genome with historical ancestors. This study, conducted through the Blackfoot Early Origins Program, is important for its collaborative and Indigenous-led approach, providing valuable insights into the ancient Indigenous lineage of the Blackfoot Confederacy.

via Livescience.com|

#blackfoot-confederacy #dna-study #genetic-history

science-and-history2 years ago•6 min saved

"Unraveling Leap Day 2024: Impact on Workplaces, Payroll, and Economy"

Leap year was introduced to keep the calendar in sync with annual events due to Earth's orbit not being precisely 365 days a year. Without a leap day, major events would fall out of sync, causing seasons to align differently and potentially leading to summer in November. The concept of leap year evolved from ancient civilizations to the Julian calendar and eventually the Gregorian calendar. Leap day also comes with folklore about women proposing to men, and being born on a leap day can present paperwork challenges but also unique celebrations for leaplings.

via The Associated Press|

#astronomy #calendar #history

science-and-history2 years ago•4 min saved

Pre-Columbian America: The Truth About Syphilis-Like Diseases

Ancient DNA analysis of prehistoric bones in Brazil has revealed the presence of the bacterium Treponema pallidum, indicating the existence of syphilis-like diseases in the Americas over 2,000 years ago, challenging the belief that Columbus brought syphilis to Europe. The findings suggest that treponematoses, including syphilis, were already widespread globally before Columbus's arrival, and recombination events have driven the development of different treponemal infections. This research sheds new light on the history and spread of infectious diseases and may lead to a better understanding of the origins of venereal syphilis.

via SciTechDaily|

#ancient-dna #brazil #infectious-diseases

science-and-history2 years ago•6 min saved

"Unraveling the Significance of Leap Year: Traditions, Superstitions, and Origins"

Leap year, introduced by Julius Caesar, corrects for Earth's orbit not being precisely 365 days a year. Without it, major events would fall out of sync, causing seasons to shift and disrupting agricultural practices. The Gregorian calendar, introduced by Pope Gregory XIII, refined the leap year system. Leap day also comes with folklore about women proposing to men, perpetuating stereotypes. Being born on a leap day can be a paperwork hassle, but some leaplings embrace the uniqueness of their birthdays.

via The Associated Press|

#astronomy #calendar #history

science-and-history2 years ago•9 min saved

"Rethinking Dinosaurs: 200 Years of Science and Hilarity"

Hilarious images reveal how early palaeontologists' depictions of dinosaurs have evolved over time, from clumsy creatures resembling scaly rhinos to today's fearsome feathered beasts. The first dinosaur discoveries, including the megalosaurus and iguanodon, were initially thought to be giant lizards, leading to comical artistic interpretations. Modern understanding, aided by complete skeletons and fossilized feathers, has corrected many misconceptions, revealing that dinosaurs were more athletic, dynamic, and often feathered than previously thought. Ongoing debates among experts continue to shape our understanding of dinosaur appearance and behavior.

via Daily Mail|

#dinosaurs #evolution #fossil-record