What Causes Warts?

John A. asks: What causes warts and how do you get rid of them safely? A viral infection caused by one of several ubiquitous strains (there are more than 100 known, with the vast majority of humans acquiring at least one strain at some point in our lives) of the pesky human papillomavirus (HPV), skin warts happen as the virus […]

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This Day in History: September 9th

This Day In History: September 9, 1956 On September 9, 1956, 21-year-old Elvis Presley made the first of three appearances on the Ed Sullivan Show. If Presley’s career was skyrocketing before, the exposure he received from Sullivan’s program launched it into the stratosphere. At first, Ed Sullivan had no intention of having Presley on his show, insisting that Elvis was […]

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The Accidental Creation of the Salton Sea

California’s largest lake was originally created by accident, grew to be a popular fishing destination and wildlife refuge, and today is on the verge of becoming an environmental and public health disaster. Due south of Coachella Valley, and roughly north of the heavily agricultural Imperial Valley, the Salton Sea is the lowest part of a basin by the same name […]

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Weekly Wrap Volume 54

This is a weekly wrap of our Daily Knowledge Newsletter. You can get that newsletter for free here. The Indestructible Jacklyn H. Lucas Would you fall on a grenade to save your friends? How about two grenades? Jack H. Lucas did and became the youngest man to be awarded the U.S. Medal of Honor, the United States’ highest combat award. […]

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This Day in History: September 5th

This Day In History: September 5, 1975 In Sacramento, California on September 5, 1975, a young woman with a .45 caliber handgun approached President Gerald Ford while he was walking with a group of well-wishers on the Capital grounds. The would-be assassin, Lynette “Squeaky” Fromme, got within two feet of Ford before a Secret Service agent grabbed the gun and […]

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