Lane Green: The term for mother usually begins with an M sound. He says there are two ways that it might have come about. One idea is that these words would have existed when humans first started talking, he says. But this school of thought is rejected by most mainstream linguists, writes Green.
An issue ignored for three decades came to dominate the summit’s agenda: reparations to poor countries for climate-driven “loss and damage”. Alas, halting those coming losses did not feature much. Our correspondent speaks with a Ukrainian fighter pilot about defending the country’s airspace using mostly Soviet-era kit. And why some words sound the same across many languages.
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