Polis Org

Security, Freedom, Democracy, Courage, Pluralism, Perseverance, Generosity Debts are awkward, especially debts of gratitude. When we owe others too much, we can find it hard to express our appreciation. If we are not reflective, we might minimize our debt, or simply forget it. If we think highly of ourselves, we might ignore a debt to someone we regard as less important. In the worst case, we can resent the people who have helped us, and portray them in a negative light, just to avoid the feeling that we, too, are vulnerable people who sometimes need a helping hand...

Ukraine retaken this Friday, 11, the city of Kherson, one of the main ones that were under Russian rule and the only regional capital dominated by Moscow. It was President Vladimir Putin's worst military defeat since the invasion began on February 24. The reconquest was completed moments after Russia withdrew troops from almost the entire region, with the aim of regrouping on the left bank of the Dnieper River. In extraordinary scenes posted on social media, a crowd of locals cheered as Ukrainian forces reached the center of Kherson...

A source confirmed to The Sun newspaper that the Russian president has been regularly receiving heavy steroids and injections to improve his health. Amid the war against Ukraine, Russian President Vladimir Putin has been struggling with health problems caused by pancreatic cancer and Parkinson's disease, according to a new report citing leaked Kremlin emails. The veracity of the documents was confirmed by a Russian intelligence source to the tabloid The Sun. “I can confirm that he was diagnosed with early-stage Parkinson's disease, but it is already progressing...

Um menino de oito anos se tornou a pessoa mais jovem a vencer a íngreme escarpa rochosa do El Capitan, no parque nacional de Yosemite, nos EUA. A experiência mudou a vida do garoto, segundo afirmou seu pai, Joe Baker, que o acompanhou na escalada, encerrada ontem. Sam "Adventure (Aventura)" Baker iniciou a subida do penhasco com seu pai na terça-feira. Para realizar o feito, a dupla contou com uma equipe de outras duas pessoas. A subida foi realizada durante o dia e as noites foram passadas em estruturas provisórias, parecidas com redes, na face da rocha...

Posto está hoje com o carbino, que tem três vezes a tração do diamante. Grafeno está em segundo lugar O posto de material mais resistente do mundo foi por muito tempo do diamante, capaz de suportar uma pressão de até 97 megapascals (cerca de 9 mil vezes a pressão atmosférica) antes de se romper e podendo ser riscado apenas por outro diamante. Hoje em dia as coisas mudaram e outros materiais já acabaram com o seu reinado. O grafeno, até pouco tempo atrás, era o material mais resistente do mundo em seu estado cristalino, de acordo com pesquisadores da Universidade da Columbia (EUA)...