Stanford University Home

Stanford News Archive

Stanford Report, February 18, 1998

AAAS meeting: 2/18/98

Stories from the American Association for the Advancement of Science's annual meeting

At life’s most sensitive stage, embryos are tougher than you’d think
For years, Stanford marine biologist David Epel has been intrigued by the enigma of the embryo. This is the most fragile stage of life, little more than a bare cluster of rapidly dividing cells, all their energy dedicated to building a yeast or a fish or a mouse.

Even molecules act like individuals, Nobelist Chu finds
Molecules, it seems, can exhibit a surprising degree of individuality. In experiments that examine the physical behavior of single molecules, Stanford researchers have discovered that when identical polymers are prepared in the same way and exposed to the same conditions, they unfold in a variety of different ways. [more]

Scientists asked to take stock of global biodiversity
In 2001, if all goes as planned, scientists around the world will stop what they're doing to take stock, to make a one- to two-year assessment of the state of biodiversity on Earth. [more]

Related article:

A fine romance: geometry, physics
Fifty years before Albert Einstein proposed his revolutionary theory of relativity, the German mathematician and physicist Bernhard Riemann dreamed up the concept of curved space, which played a key role in Einstein's formulation. [more]