Mammals use the same underlying system—preserved through evolution—to process smells

Picture a mouse taking rapid, staccato sniffs of a crumb it's found while foraging for food. Now compare that with a human leaning in for a single, deep inhale to gauge whether a cantaloupe is ripe.

NHS issues warning over ‘unproven miracle cures’ on social media

England's top doctor has taken to TikTok to counter health misinformation.