F: The lightest organ in the human body is the lung.
Advertisements for coffee in London in 1657 claimed that the beverage was a cure for scurvy, gout and other ills.
An arabica coffee tree can produce up to 12 pounds of coffee a year, depending on soil and climate.
Scientists turn up as many as 10,000 new species of insects every year.
Of the more than 600 million school-age children in the developing world, 120 million primary school-age children are not in school, 53 percent are girls.
About 70% of the world's fresh water is stored as glacial ice.
Total fertility rate of the world is 2.59 children born/woman. Niger is 7.46 (highest), India is 2.73, US is 2.09 & Hong Kong is 0.95 only (Lowest).
Tropical ants, when a flood sweeps down on them, roll themselves into a huge living ball which drifts upon the water, with the young safe and dry at the core.
Stems usually continue to grow upward above the ground and bear leaves in a pattern along the stem. Click this link to see some plant patterns!
Insects make up two thirds of known species.