History of the Universe Astronomers discover the largest known explosion ever in the history of the Universe, which occurred in the Ophiuchus galaxy cluster. It replaces MS 0735.6+7421. As space and ground telescopes that study radio emissions improve (which are better than X-ray observations for detecting these), more similar explosions, or "giant radio fossils", may be found.
European migrant crisis A senior Turkish official tells Reuters that Turkey "will no longer stop Syrian refugees from reaching Europe".
Third runway The decision to build a third runway at Heathrow Airport is found to be unlawful by the Court of Appeal because the British government did not take into account its commitments under the Paris Agreement to combat climate change.
Prime Minister of Japan Shinzo Abe announces that all junior and high schools will be asked to close from March 2 until their upcoming spring break to help fight the coronavirus pandemic.
Saudi Arabia blocks all foreign pilgrims from entering the country. This block happens just before the Ramadan fasting.
Saudi Arabia temporarily suspends entry to the kingdom for the Umrah Islamic pilgrimage and visits to al Al-Masjid an-Nabawi in Medina due to fears over the spread of the deadly novel coronavirus.
A woman is diagnosed with the coronavirus after a possible person-to-person transmission. It would be the first case of transmission in the United States with no known contacts to overseas cases.
236 more coronavirus cases are confirmed in Italy, bringing the number to 655. Five more virus-related deaths are confirmed, bringing the death toll in the country to seventeen. Forty-five people recovered from the disease.
Syrian civil war Twitter, Facebook and Instagram are blocked in Turkey, while YouTube and WhatsApp are partially restricted. It is understood that the measures are intended to protect details surrounding troop and equipment deployments.
Turkish Foreign Minister Mevlüt Çavuşoğlu and NATO Secretary General Jens Stoltenberg hold talks amid the escalation in Idlib with Syria and Russia.
Turkey opens its border with Syria and allows Syrian refugees free passage to Europe effective immediately for the next 72 hours.
Turkey says it has 'neutralized' 1,709 Syrian government elements in Idlib since 10 February 2020 and that it has destroyed 55 tanks, 3 helicopters, 18 armored vehicles, 29 howitzers, 21 military vehicles, 4 Docka anti-aircraft guns, 6 ammunition depots and 7 mortars in the operations.
36 Syrian Army troops and 25 Turkish-backed rebels are killed, bringing the total death toll in Idlib since December to 1,186 opposition fighters and 1,136 Syrian government soldiers.
Three Turkish soldiers are killed in Syrian Army attacks in Idlib, bringing the number of Turkish soldiers killed in Syria to 21.
Syrian opposition groups backed by Turkey recapture the strategic city of Saraqib, lift the siege on four Turkish observation points and cut the M5 highway.