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October 28, 2021

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October 26

At least 150 people were arrested by European and American authorities during a joint trial with traffickers of drugs, weapons and other illegal goods on darknet websites. Most of those arrested come from Germany, the US and the UK. In Greenland, scientists discovered a ruby ​​that is 2.5 billion years old. Graphite, a mineral made of pure carbon, was found in the precious stone. Based on the study of the amount of carbon in graphite, scientists have established that carbon atoms were once part of a living organism; they are probably the remains of microorganisms (e.g. cyanobacteria). It was also found that graphite likely changed the chemical composition of the surrounding rocks, creating favorable conditions for ruby ​​growth. COVID-19 pandemic: As of October 26, the number of confirmed cases worldwide exceeded 245 million people and deaths were approximately 5 million.

October 25

There was a coup in Sudan. Prime Minister Abdalla Hamdok has been arrested.

October 24

War in Somalia (since 2009): At least 30 people were killed and over 100 injured in clashes between the Somali National Army and Ahlu Sunna Waljama's paramilitary group in Galmudug. At least 25 people died in an explosion and fire at an illegal oil refinery in Rivers state, Nigeria. A magnitude 6.2 earthquake struck Taiwan. The epicenter was 21 km southeast of the city of Yilan on the northeast side of the island; the hypocenter was located at a depth of 66.8 km. One minute after the main quake, there was aftershocks with a magnitude of 5.4. There was no information about the casualties and the destruction. At least 16 people died during a firefight between Taliban security forces and a group of armed attackers in the city of Herat in western Afghanistan. In Ciechanów, there was a ceremony of naming the local railway station after Roman Dziemieszkiewicz and the unveiling of a plaque commemorating the new patron. On the wall of the Old Town Synagogue in Rzeszów, plaques commemorating Dawid Alter Kurzmann were unveiled.

October 23

Scientists from the University of Hawaiʻi at Mānoa have announced the discovery of 2M0437b, one of the youngest exoplanets ever found on a distant star. The exoplanet was discovered with the Subaru Telescope at the Mauna Kea Observatory. In Kielce, the Monument to the Polish Mother of Siberia was unveiled in Kadzielnia.

October 22

As a result of an explosion at a chemical plant in the Ryazan region in Russia, 16 people were killed and another was injured.

October 21

Canadian Bruce (Xiaoyu) Liu was chosen the winner of the 18th International Piano Competition. Frederic Chopin. A sea scorpion fossil has been discovered in China, which is about 435 million years old. According to the co-author of the publication in Science Bulletin, Bo Wang was about 1 m in size and lived in the Silurian Age, had spiky claws with which "the animal probably caught its prey". The arachnid was called terropterus xiushanensis and was most closely related to the horseshoe crab living today.

October 20

14 people died as a result of the detonation of two bombs attached to a military bus as it passed under the Jisr al-Rais Bridge in Damascus, Syria. A few minutes later, at least 10 people were killed in military fire in Ariha, in the Idlib muhafazi. The death toll from floods and landslides in western Nepal has risen to 77. The government has pledged aid to the worst-hit areas. Xenotransplantation: Scientists at NYU Langone Health in New York announced last month that a team of surgeons, led by Dr. Robert Montgomery, had successfully attached a genetically engineered pig kidney to p

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