It is widely accepted the UK needs to revamp its ageing and draughty housing if it is to reach its climate targets. With Britain's buildings accounting for about a fifth of the country's carbon emissions, a raft of upgrades will be needed if the country has any hope of reaching its goal of net zero emissions by 2050.

Are Germany really that good at penalties? How important is home advantage? And which Mexican defender has the same World Cup scoring record as Cristiano Ronaldo? As World Cup fever sets in, we answer all that and more...

An average of 74 men, women and children were killed every day in Afghanistan throughout the month of August, the BBC has found. The findings show unrelenting violence affects almost the entire country as US negotiations to withdraw after 18 years of war are in disarray.

The brutal fight to rid Mosul of so-called Islamic State has left the northern Iraqi city in ruins, thousands dead and survivors scattered far and wide. Just how much devastation was caused by the battle between Iraq’s forces - backed by US-led air strikes - and the militant group, and what will happen now?

While the battle for Mosul is over after nine months of fighting, its people are facing a humanitarian crisis on a catastrophic scale.