CURRENT ISSUE
January 1999
Features
Salt of the Earth
We can't live without it. Salt runs through our language, our history, and our veins
Expanding a Mission
The National Museum of Natural History aims to become a hub for science education
Ailing? Just Add Cells
Now we can grow the cells from which all others derive, but ethical questions are involved
Trailing the Big Cats
For a walk on the wild side, follow the tracks of a tiger or look at a lion close up at the National Zoo
Picturing Pocahontas
An image at the National Portrait Gallery may be the truest account we have of the Indian princess