A Russian man complaining of pain in his chest is said to have had a fir tree growing there. We have our doubts about this one, but here's what's being reported: Doctors went in and were shocked to find the tiny tree. They say the 2-inch (5 cm) "branch" is too big to have been swallowed and so the man must have inhaled a seed that later sprouted. Remember this next time you stick watermelon seeds in your ear or swallow a cherry pit.
For the science geek in everyone, Live Science offers a fascinating window into the natural and technological world, delivering comprehensive and compelling news and analysis on everything from dinosaur discoveries, archaeological finds and amazing animals to health, innovation and wearable technology. We aim to empower and inspire our readers with the tools needed to understand the world and appreciate its everyday awe.