This National Geographic wallpaper contains
chicory, chicory root, sunflower, helianthus, common sunflower, mirasol, and helianthus annuus.
There might also be
black eyed susan, rudbeckia hirta, rudbeckia serotina, bearded iris, columbine, aquilegia, and aquilege.
The lungs replenish the body with life-giving oxygen. Learn about the anatomy of the lungs, how the organs make respiration possible, and how they are vulnerable to illnesses.
Archaeologists explored for the first time a 3,500-year-old tomb near Luxor, Egypt. The tomb belonged to a goldsmith and his wife, and includes a crumbling statue of the pair. The family lived during Egypt's 18th Dynasty.