دانشمندان مدت‌هاست می‌دانند که به نظر می‌رسد نور گاهی قبل از ورود به یک ماده، از آن خارج می‌شود، اثری که به عنوان توهم ناشی از تغییر شکل امواج توسط ماده نادیده گرفته می‌شد. اکنون، پژوهشگران دانشگاه تورنتو از طریق آزمایش‌های نوآورانه کوانتومی می‌گویند که ثابت کرده‌اند "زمان منفی" دیگر فقط یک ایده ...
دانشمندان مدت‌هاست می‌دانند که به نظر می‌رسد نور گاهی قبل از ورود به یک ماده، از آن خارج می‌شود، اثری که به عنوان توهم ناشی از تغییر شکل امواج توسط ماده نادیده گرفته می‌شد. اکنون، پژوهشگران دانشگاه تورنتو از طریق آزمایش‌های نوآورانه کوانتومی می‌گویند که ثابت کرده‌اند "زمان منفی" دیگر فقط یک ایده ...
To that end, when files are actively downloading, a new icon now appears in the Search bar that users can tap to view and manage downloads, pause and resume all downloads or just individual items, and select one to increase its priority or view it in a chat. "There is a significant risk of insider threat or hacking of Telegram systems that could expose all of these chats to the Russian government," said Eva Galperin with the Electronic Frontier Foundation, which has called for Telegram to improve its privacy practices. "We as Ukrainians believe that the truth is on our side, whether it's truth that you're proclaiming about the war and everything else, why would you want to hide it?," he said. Telegram was co-founded by Pavel and Nikolai Durov, the brothers who had previously created VKontakte. VK is Russia’s equivalent of Facebook, a social network used for public and private messaging, audio and video sharing as well as online gaming. In January, SimpleWeb reported that VK was Russia’s fourth most-visited website, after Yandex, YouTube and Google’s Russian-language homepage. In 2016, Forbes’ Michael Solomon described Pavel Durov (pictured, below) as the “Mark Zuckerberg of Russia.” In a statement, the regulator said the search and seizure operation was carried out against seven individuals and one corporate entity at multiple locations in Ahmedabad and Bhavnagar in Gujarat, Neemuch in Madhya Pradesh, Delhi, and Mumbai.
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