World Science: In earliest image of cosmos, 'strange' features
- * How one microscopic creature juggles
Biologists say they have figured out how nature
determines which of seven sexes a newborn
Tetrahymena is assigned.
* In earliest image of cosmos, "strange" features:
The most accurate map ever made of the oldest light
in the universe reveals some surprises, astronomers
* Who pays for sex, anyway? New findings offer
Most men don't visit prostitutes, yet those who do
seem to be pretty typical guys, a U.S. study
* Newborn stars make a splash with astronomers:
The findings bring scientists "closer to witnessing
the moment when a star begins to form," one says.
* Scientists said to clone embryos of extinct frog:
Although "Jurassic Park" may be impossible,
scientists hope to revive some extinct species
through cloning technology.
* Mars rover finds conditions once suited for life:
* Dodos weren't alone: Huge bird die-off blamed
on ancient man:
* First man-made object may have left solar
system -- or not:
* Using magic tricks to study the brain:
* "Black Death" could return in force, study
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