The Syrian regime has repeatedly violated UN Security Council resolution 2118, which required Syria to dismantle its chemical weapons arsenal, a rights group has said. The Syrian Network for Human Rights (SNHR) said it has documented 139 chemical attacks in Syria since September 2013 when the...

At least four people died and many suffered breathing difficulties when a gas, believed to be chlorine, was dropped alongside barrel bombs on a neighborhood of the Syrian city of Aleppo on Wednesday, a hospital and a civil defense group told Reuters. Hamza Khatib, the manager of Al Quds...

Nobel Prize-winning Egyptian-American chemist Ahmed Zewail, a science and technology advisor to President Barack Obama and the first U.S. science envoy to the Middle East, died on Tuesday in the United States, his spokesman told Egyptian state TV. Zewail, who was 70 and a member of the...

A Syrian rescue service operating in rebel-held territory said on Tuesday a helicopter dropped containers of toxic gas overnight on a town close to where a Russian military helicopter was shot down hours earlier. A spokesman for Syria Civil Defence told Reuters that 33 people, mostly women and...