The mammalian heart is a remarkable pump that keeps warm-blooded animals alive. Its internal structure is fundamental to how blood circulates around the body.
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Was the 1707 Act of Settlement's anti-Catholic clause Britain's most enduring constitutional embarrassment?
π History Β· 25 votes
Which athlete unintentionally broke the world record in the men's long jump at the 1968 Mexico City Olympics by 55 centimetres?
β½ Sport Β· 25 votes
Which UK seabird performs a spectacular aerial 'sky-dance' courtship and nests on remote sea cliffs, with a major colony on the Bass Rock?
πΏ Nature & Animals Β· 24 votes
What is the fastest land animal on Earth?
π³ 29 votes