Discovery of the Higgs boson announced
CERN announces that the ATLAS and CMS experiments at the Large Hadron Collider have observed a particle consistent with the Higgs boson.
CERN announces that the ATLAS and CMS experiments at the Large Hadron Collider have observed a particle consistent with the Higgs boson.
The largest Ebola outbreak in history, centred on Guinea, Liberia and Sierra Leone, killed more than 11,000 people.
General Võ Nguyên Giáp, commander at Điện Biên Phủ, dies in Hanoi aged 102.
Nelson Mandela, South Africa's first Black president and a Nobel Peace Prize laureate, died in Johannesburg at the age of 95.
After seizing the peninsula and holding an internationally unrecognised referendum, Russia annexes Ukraine's Crimea.
The Islamic State group proclaims a 'caliphate' over territory seized in Iraq and Syria; it loses nearly all of it by 2017–2019.
A magnitude 7.8 earthquake strikes central Nepal, killing nearly 9,000 people and destroying heritage sites in the Kathmandu Valley.
The LIGO detectors record gravitational waves from two merging black holes, confirming a prediction of general relativity; the result is announced in February 2016.
Voters in the United Kingdom choose, by about 52 per cent, to leave the European Union.
Fidel Castro, leader of the Cuban Revolution who ruled Cuba for nearly half a century, dies in Havana.
The Event Horizon Telescope collaboration releases the first direct image of a black hole, at the centre of the galaxy M87.
The United Kingdom becomes the first country to leave the European Union, after 47 years of membership.
The World Health Organization declares the COVID-19 outbreak a global pandemic.
Israel signs US-brokered agreements normalising relations with the United Arab Emirates and Bahrain.
The United Kingdom gives the first doses of the fully authorised Pfizer–BioNTech COVID-19 vaccine, beginning a global vaccination campaign.
Myanmar's military overthrows the civilian government and detains Aung San Suu Kyi, leading to mass protests and civil war.
The Cát Linh – Hà Đông line of the Hanoi Metro begins commercial service.
The James Webb Space Telescope, a NASA–ESA–CSA collaboration, is launched from French Guiana to observe the early universe in infrared.
Russia launches a full-scale military invasion of Ukraine, starting the largest war in Europe since the Second World War and displacing millions of people.
Queen Elizabeth II, the longest-reigning monarch in British history at over 70 years, dies at Balmoral Castle and is succeeded by Charles III.
OpenAI releases the chatbot ChatGPT, which quickly reaches hundreds of millions of users and drives a wave of generative artificial intelligence.
During President Joe Biden's visit to Hanoi, the two countries upgrade relations to a Comprehensive Strategic Partnership.
A Hamas-led attack on southern Israel on 7 October 2023 begins a war in the Gaza Strip, causing very heavy casualties and a severe humanitarian crisis.
Nguyễn Phú Trọng, General Secretary of the Communist Party of Vietnam, dies in office.
Typhoon Yagi makes landfall near Quảng Ninh and Haiphong, causing floods and landslides that kill hundreds in northern Vietnam.
Opposition forces led by Hay'at Tahrir al-Sham enter Damascus; Bashar al-Assad leaves Syria, ending over 50 years of Assad family rule.