In the aftermath of a shattering illness, Lonni Sue Johnson lives in a "perpetual now," where she has almost no memories of the past and a nearly complete inability to form new ones. The Perpetual Now
Trained as a musician, amateur scientist William Herschel found international fame after discovering the planet Uranus in 1781. Though he is still best known for this finding, his partnership with
A tight-knit, high-powered group of scientists and engineers spent eight years building a satellite designed, in effect, to read the genome of the universe. Launched in 2001, the Wilkinson Microwave A
