Rouhani responded to a tweet from US president in which he threatened to strike 52 sites in Iran

Worldwide, around 100 million tonnes of plastic are dumped into the ocean every year

Concerns heighten about escalation in Middle East conflict and possible impact on oil supplies

Iranians poured on to the streets of the capital Tehran to bid farewell to the commander of the Quds Force

Scale of the crowds in Tehran shown on television seemed to be the biggest since 1989

It's a long road ahead and we will be with these communities every step of the way as they rebuild, says Australian...

The high-level push, which has not previously been reported

26-year-old suffered a knock on his leg in the first half of Saturday's 0-0 draw at Wolverhampton Wanderers

Supreme leader Ayatollah Ali Khamenei vowed "severe revenge" and declared three days of mourning

Clashes broke out between students of New Delhi's Jawaharlal Nehru University, who were protesting against a fee hike