CoverHerbert Newman's 1960s love song about the
birds, bees, flowers, and trees inspired this cover, which celebrates
the sixth essay, "On the Origin of Sexual Reproduction," in
Science's monthly series honoring Darwin's 200th birthday.
On the Origin of Sexual ReproductionWhy sex? In the sixth essay in
Science's
series in honor of the Year of Darwin, Carl Zimmer explores why so many
species take such a labyrinthine path to reproduction, when
straightforward routes are available.
Hydrogen Cars: Fad or the Future?The Obama
Administration wants to end the hydrogen fuel cell vehicles program,
which proponents see as the ultimate clean-car technology.
Persevering Researchers Make a Splash With Farm-Bred TunaA
30-year effort has paid off in raising bluefin tuna in captivity, but
the benefit for wild stocks of the embattled predator may be years more
away.
The Tales Told by Lonely GalaxiesTo what extent is a
galaxy shaped by its surroundings? To find out, astronomers are seeking
the rare ones that appear to be isolated.
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