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Food-Borne Diseases: E. coli 0157:H7

E. coli 0157:H7Food-Borne DiseasesIntroductionE. coli 0157:H7CamphylobacterSalmonellaShigellaListeriaTrichinosis The E. coli bacterium lives everywhere in the environment, though it is particularly…

Wilson, Edward Osborne

(Encyclopedia) Wilson, Edward Osborne, 1929–2021, American sociobiologist, b. Birmingham, Ala., Univ. of Alabama (B.S., 1949; M.S.,1950), Harvard Univ…

1999 World History

Thabo Mbeki (1942–) Eileen Collins (1956– ) NASA   1999 U.S. agrees to ease restrictions on Cuba (Jan. 4). Dennis Hastert elected to replace Newt…

DK Human Body: Health

WHAT ARE THE MAJOR HEALTH ISSUES IN THE WORLD TODAY? HOW DOES LIFESTYLE AFFECT HEALTH? LIFE EXPECTANCYNUTRITIONFIND OUT MOREBeing healthy means being free of disease or injury and able to lead a…

DK Science: Disease

HEART DISEASE INFECTIOUS DISEASES CANCER FIND OUT MORE When a person has a disease, a part of that person’s body fails to function properly. Diseases produce different patterns of…

Firsts in America

This selection is based on our editorial judgment. Other sources may list different firsts. Admiral in U.S. Navy: David Glasgow Farragut, 1866. Airmail route, first transcontinental: Between…

Escherichia coli

(Encyclopedia) Escherichia coliEscherichia coliĕshˌərĭkˈēə kōˈlī [key], common bacterium that normally inhabits the intestinal tracts of humans and animals, but can cause infection in other parts of…

Life-Changing Science Discoveries

Try to imagine life without antibiotics. We wouldn’t live nearly as long as we do without them. Here’s a look at some discoveries that have changed the world. It’s impossible to rank their…

Chicago, Ill.

Mayor: Rahm Emanuel (to April 2019)2010 census population (rank): 2,695,598 (3); Male: 1,308,072 (48.5%); Female: 1,387,526 (51.5%); White: 1,212,835 (45.0%); Black: 887,608 (32.9%); American Indian…