Q What are some of the longest lifespans in fish? A Technically the longest lifespan lies with the Greenland shark, which live a staggering 250-plus years – perhaps even more than 500, in some cases.

Nobody believed half a tonne was possible. Then Eddie Hall broke 500. Nobody thought that deadlift would be beaten. Then Hafþór Júlíus Björnsson pulled 501. And then 505. As he attempts to lift 510kg, we went backstage at the Mutant World Deadlift Championships to witness history in the making

Q What is the coldest winter the UK has experienced? A In more recent times the Met Office points to the winter of 1963, which was the coldest since 1740, with temperatures dropping to as low as -20°C

They say a pic is worth a thousand words. What does yours say about your special moment? Here one reader shares the story behind her favourite photo

Sea Angler reader Ashley Butcher tells the incredible story of how a member of landlocked Leicester-based club Anstey Sea Anglers looks to have caught a new British record plaice, a record which has stood since 1974

Our round-up of the funny, fascinating and unusual stories this fortnight