Despite the government's insistence that its Army is not shelling the capital, the regular thud of artillery suggests otherwise.
It's clear there have been bomb explosions in Damascus. It's clear dozens of people are dead. Beyond that, it's not clear at all.
A suspected cluster bomb dropped by the Syrian government killed 10 children as they played outside their homes in a village near Damascus.
Some 53 people have been killed and more than 200 wounded in a Damascus car bombing, according to a Syrian state news agency.
William Hague has reiterated calls for President Assad to step aside.
The Foreign Secretary told reporters that, "our message to President Assad as always, it is time to go," during a visit to Lebanon.
Syrian television has reported that mortar rounds have exploded near an army command in Damascus, there were no casualties reported.
Opposition activists say that at least 31 people have been killed in a Damascus bombing near the Baath ruling party headquarters.
The Syrian opposition coalition says that President Assad cannot be party to any negotiated settlement of the conflict, in a draft communique of a meeting in Cairo seen by Reuters.
The draft does not directly call for Assad's removal but says that the president and the ruling clique must be held accountable for the bloodshed.
An explosion shook central Damascus residents said, with state media reporting a "terrorist explosion" had caused casualties.
Syrian television said the explosion was in the Mazraa district of the capital. The Syrian Observatory for Human Rights, which monitors violence in the country, said initial reports suggested a building of the ruling Baath Party was targeted.
A large explosion has shaken the Syrian capital, sending up cloud of smoke visible in much of Damascus according to the Associated Press.
Syria's state news agency has released this photograph showing the aftermath of a car bomb at a petrol station in the Barzeh al-Balad district of Damascus on Thursday.
Opposition activists said the device detonated close to a crowd of people who were queueing for fuel, killing at least 11 of them and wounding 40 more.