This time-lapse shows the cold-stratified process and how a chestnut tree growing from a seed to a young plant. We started ...

In this time-lapse, we document the full process of planting a Russian-olive tree from a single pit to sprout and grow into a ...

Physicists 3D-printed an ice Christmas tree using only water and a vacuum, but no refrigeration. Time-lapse shows it printing, then melting when the pump stops. (Nanowerk News) The secret of the tree ...