DNA extraction. Geneticist removing tissuefrom a tooth thought to belong to the Italianexplorer Christopher Columbus. The DNA(deoxyribonucleic acid) in the sample will becompared with DNA known to be from an illegitimateson, Hernando, and some thought to be fromColumbus son, Diego. The study hopes to determinewhether remains in Seville, Spain, or in SantoDomingo, Dominican Republic, are those ofCo…

Knee joint. Macro photograph of a section through the knee joint of a young child. Bones are pale purple, ligaments are dark purple and muscle is brown. This section goes through the base of the femur (thigh bone). The bones seen at right and left are the rounded protrusions, or epicondyles, at the end of the bone. The femur articulates with the tibia (shin bone) to form the knee joint. At top cen…

Knee joint. Macro photograph of a section through the knee joint of a young child. Bones are pale purple, ligaments are dark purple and muscle is brown. This section goes through the base of the femur (thigh bone). The bones seen at right and left are the rounded protrusions, or epicondyles, at the end of the bone. The femur articulates with the tibia (shin bone) to form the knee joint. At top cen…

School of Fish was an alternative rock band which formed in 1989 and disbanded in 1994. The core members were Josh Clayton-Felt and Michael Ward who would play club dates in Los Angeles, California as a duo accompanied by programmed drums and bass. The band signed with Capitol Records in 1990, and relea…