The Treaty on the Prohibition of Nuclear Weapons took effect Friday -- but the milestone is marred by the lack of signatures from the world's major nuclear powers.

A lawmaker on Thursday asked the FBI to investigate the role conservative-favored social network Parler played in the deadly attack on the U.S. Capitol early this month.

The EU and Turkey pushed Thursday to mend ties strained by tensions in the east Mediterranean as Ankara's foreign minister held talks with a string of top officials in Brussels. 

Russian authorities on Thursday detained five aides of jailed opposition politician Alexei Navalny and warned social media platforms against spreading online calls to stage weekend protests.

More than 20 jihadists have been killed by French troops this month in Burkina Faso near the border with troubled Mali, the French military said Thursday.

The Central African Republic on Thursday announced a 15-day emergency as armed groups tried to blockade the capital Bangui in a bid to topple newly re-elected President Faustin Archange Touadera. 

Facebook on Thursday said it is asking its independent experts to rule on whether former president Donald Trump's suspension for "fomenting insurrection" should stand.

On his first full day in the White House, U.S. President Joe Biden on Thursday took aim at his number one priority -- the raging Covid-19 pandemic and stumbling efforts to vaccinate Americans.

An earthquake with a preliminary magnitude of 5 shook Cyprus on Thursday, frightening some people who fled from their homes. No injuries or damage was reported.

The temblor struck at 4:27 p.m. (1427 GMT or 9:27 a.m. EST), Cyprus' Geological Survey said, and was felt across the island. Its epicenter was in Cyprus' southeastern corner at a depth of 55 kilometers (34 miles). The quake was also felt in neighboring Lebanon, Israel, Syria and Turkey.

The toll from a powerful explosion caused by a gas leak that gutted a building in a residential part of Madrid rose to four on Thursday after a priest died from his injuries.

The 36-year-old, who was ordained a priest last June, was one of the 11 people who were injured during Wednesday's blast in the La Latina district.