Contrarily to the claims of race deniers & race demeaners, races do exist, and race differences are significant. Race is more than just skin color.

Science & Human evolution vs ideology & urban legend.

References:
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Rushton J.P. (2000). Race, Evolution, and Behavior: A Life History Perspective.

Entine, J. (2000). Taboo: Why Black Athletes Dominate Sports and Why We Are Afraid to Talk About It. New York: Public Affairs Press.

Lewis, B. (1990). Race and Slavery in the Middle East. New York: Oxford University Press.

Rushton, J. P. (1997). Cranial size and IQ in Asian Americans from birth to age seven.

Herman-Giddens, M. E., and others. (1997). Secondary sexual characteristics and menses in young girls seen in the office practice.

Rushton, J. P. (1995). Race and crime: International data for 1989-1990.

Ellis, L., & Nyborg, H. (1992). Racial/ethnic variations in male testosterone levels: A probable contributor to group differences in health.

Jensen, A. R. (1998). The g Factor. Westport, CT: Praeger.

Rushton, J. P. & Ankney, C. D. (1996). Brain size and cognitive ability: Correlations with age, sex, social class, and race.

Weinberg, R. A., Scarr, S., & Waldman, I. D. (1992). The Minnesota Transracial Adoption Study: A follow-up of IQ test performance at adolescence.

Cavalli-Sforza, L. L., Menozzi, P., & Piazza, A. (1994). The History and Geography of Human Genes.

Princeton, NJ: Princeton University Press.
Stringer, C. & McKie, R. (1996). African Exodus. London: Cape.