The BBC Arabic account on Twitter also appears to have been hacked by the Syrian Electronic Army, a cyber group that supports Syrian President Bashar al-Assad.
More top news
Scientists exploring the huge underwater labyrinth in Mexico have found remains suggesting it was once used by the Mayans.
Police have warned children not to go outside after a wolf escaped from a sanctuary near a school.
Ben Stokes is due to appear in court on an affray charge on the same day he would be making his international return.