A DAD-of-four has described how he has been left in more than £85k debt after his neighbour's "dead" tree crashed into his back garden. James Williams, 45, says he repeatedly told Bristol City ...

An old rotten stump with a twisted and tangled root in a summer forest. Close up of a tree stump in a forest Close up of a tree stump in a forest on an overcast Autumn morning in rural Scotland stump ...

By pinching its body into tight kinks, the worm stores elastic energy and then suddenly releases it, flinging itself skyward or backward like an acrobatic gymnast. The engineers mimicked this motion.

By pinching its body into tight kinks, the worm stores elastic energy and then suddenly releases it, flinging itself skyward or backward like an acrobatic gymnast. The engineers mimicked this motion.

At the end of the removal, the final legacy and reminder of the gumtrees in the backyard were the tree stumps (and of course the hidden roots). Removing the tree stumps would take several months if ...

This tree has similar performance to AVL trees, but the balancing is ...