A lurch in the Earth’s tectonic plates can wreak havoc at any time – as we’ve just seen in Vanuatu. How do scientists measure quakes,and are we doing enough to prepare?
Not all toys say “educational” on the box. Still,some can spark lifelong learning. Here’s what the experts put in toy boxes.
Explainer editor Felicity Lewis reveals how her team tackles the questions you want answered – and some you hadn’t thought to ask.
One of the earliest names ever recorded was Enpap-x. But Alexander and Freya are ancient too. Some names catch on,others fade from glory. Why? And what are the rules on trading in your name for a new one?
We’re told flying is safe and the statistics confirm it. So why are there still mishaps? And what happens behind the scenes when an engine goes “bang”?
In cities,we tend to take our water for granted. How does it get to us – and how do you put a price on it?
It’s almost a dead heat between Kamala Harris and Donald Trump,say the polls. But then there are the unknowns. What are they?
Hare-brained schemes and legal loopholes helped cause havoc after the last presidential election. But there are many ways to contest a result. How?
Some are cup-shaped,some have domes,others have been likened to apartment complexes. How do birds build their nurseries?
It’s shadowy,underground and back on the world’s radar. Could Tehran one day have nuclear weapons?
Some of us are early birds,others are night owls. But is that down to your genes or modern life?