German Chancellor Angela Merkel said she would seek a fourth term in elections next year to defend democratic principles.
The EU has warned that eight eurozone countries, including Italy, are at risk of breaking EU rules because of excessive budget deficits.
The Gaia space probe, launched in December 2013, has mapped more than a billion stars in the Milky Way.
British holidaymakers spent hours sweating in their cars as 15-hour queues snaked back from the port of Dover on Sunday.
The EU agreed a raft of anti-tax evasion measures to make it harder for multinationals to shift profits to countries with lower taxes.
Popescu-Tariceanu is accused of making "declarations not in line with reality" concerning his links with several Romanian and Israeli businessmen who have already been charged, thus "hindering the course of justice".
The Brussels attacks have pushed security to the forefront of Britain's EU referendum campaign this week, as intelligence experts came out of the shadows to press the benefits and disadvantages of membership.
Prime Minister David Cameron stands accused of unleashing Project Fear to try and keep Britain in the EU at a June referendum.
Britain voting to leave the European Union would create a domestic risk to British financial stability: Bank of England governor Mark Carney
The EU postponed a decision to extend the approval of a key weedkiller for another 15 years amid an uproar that it may cause cancer.
A state-backed "bad bank" that would take over non-performing loans from a country's banks could also be an option for other countries.
Italy and the European Union on Tuesday reached agreement on creating a guarantee vehicle to help Italian banks sell bad loans.
The European Union and Turkey agreed on a deal to stem the migrant crisis, including a three-billion-euro ($3.2-billion) aid package for Syrian refugees in Turkey.
Eurogroup chief Jeroen Dijsselbloem warned that a small group of EU countries may be forced to form a "mini-Schengen" if the bloc fails to resolve its migrant crisis.
Dutch Prime Minister Mark Rutte defended an EU cooperation deal with Ukraine as vital for European stability only months before a referendum Dutch eurosceptics have forced on the accord.
French Prime Minister Manuel Valls on Tuesday urged the European Union to limit the number of migrants it allows into the bloc.
European Union president Donald Tusk called for calm after Turkey, a candidate for membership of the bloc, shot down a Russian war plane on the Syrian border.
Brussels will remain at the highest possible alert level on Monday with schools and metros closed over a "serious and imminent" security threat similar to the Paris attacks.
The European Union agreed to rush through reforms to the passport-free Schengen zone by the end of the year amid growing concerns about border security in the wake of the Paris attacks.
European Commission chief Jean-Claude Juncker insisted that Britain would not leave the EU, as leaders prepare to discuss David Cameron's reform demands at a summit next month.