#OnThisDay Birth Anniversary of Georges Lemaître (1894) - first to propose what became known as the "Big Bang theory" of the origin of the #Universe. Malaysia Airlines #Flight17 from Amsterdam to Kuala Lumpur was shot down (2014) while flying over eastern Ukraine. Today is World Day for #InternationalJustice and World #EmojiDay. https://knowledgezone.co.in/news