Feature
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Life from Scratch
Conjuring life in the lab from nothing but nonliving molecules may sound far-fetched, but the first synthetic life forms may soon be a reality.
- Archaeology
La Brea del Sur
Excavations at tar pits in Venezuela suggest that the fossils found there may rival those of the famed Rancho La Brea tar pits in Southern California.
- Animals
Not So Spineless
Looking for personalities in animals, even among spiders and insects, could add new twists to ideas about evolution and explain some odd animal behavior.
- Health & Medicine
A Different Side of Estrogen
Understanding estrogen's function is complicated by the fact that it can bind to two distinct receptors; scientists studying the second receptor now think that drugs targeting it could help a wide variety of ailments.
