This helps the okro to get needed nutrients to grow. Coco peat, perlite and other growing media can also be used for sack farming. Pebbles and stones are usually added to the sack for easy ...

Archaeologists in Israel have identified what may be one of the earliest examples of wheel-like technology ever found: several dozen 12,000-year-old, doughnut-shaped pebbles that might be spindle ...