A TEM micrograph of yellow fever virus (234,000× magnification)

On August 13, 1878, Kate Bionda, a restaurant owner, dies of yellow fever in Memphis, Tennessee, after a man who had escaped a quarantined steamboat visited her restaurant. The disease spread rapidly and the resulting epidemic emptied the city. Yellow fever, which is carried by …read more

On August 13, 1981, at his California home Rancho del Cielo, Ronald Reagan signs the Economic Recovery Tax Act (ERTA), a package of tax and budget reductions that set the tone for his administration’s trickle-down economic policy. During his campaign for the White House in 1980, …read more