The European Earthquake Monitoring Centre recorded the quake's epicentre at 22 km northwest of the Greek capital city.
Reuters reported that people were running from buildings in panic while high rise towers had been evacuated.
This is believed to be the first earthquake to hit Athens since the deadly one in 1999 - which left 143 people dead, 700 injured and 70,000 buildings damaged.
There were no immediate reports of injuries or damage and reports say the tremors did not last long.
23 arrested in India's Manipur after violent protests
Police arrested 23 people on Sunday in the north-eastern Indian state of Manipur for ransacking and setting fire to the homes of lawmakers and ministers, while hundreds demonstrated against recent violent killings in defiance of a curfew.
Russia pounds Ukraine's power grid in 'massive' air strike
Russia unleashed its largest wave of airstrikes on Ukraine in almost three months on Sunday, firing 120 missiles and 90 drones in a sweeping attack that killed at least seven people and caused "severe damage" to the power system, officials said.
Dozens killed, wounded in Israeli strike on residential building in Gaza's Beit Lahiya
Dozens of Palestinians were killed or injured in an Israeli strike on a multi-storey residential building in northern Gaza's Beit Lahiya on Sunday.
Bangladesh deaths from dengue cross 400 as outbreak worsens
Bangladesh is battling its worst outbreak of dengue in years, with more than 400 deaths, as rising temperatures and a longer monsoon season drive a surge in infections, leaving hospitals struggling to cope, particularly in urban areas.
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