April 1997

Brave New Egg

We may soon be able to grow unlimited numbers of perfectly healthy, fertilizable human eggs in the laboratory. Whether we should, of course, is an entirely different question.

by John Travis

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April

Departments

Neanderthal Musical Instruments Included Tusk-Tuba, Bladder-Bagpipe, and "Xylobone"

The Neander Valley was, apparently, alive with the sound of music.
 by Tim Folger

Pillars at the Bottom of the Sea

Priestly Genes

Digging into DNA confirms the oral tradition of an ancient priestly lineage.

Fear and Loathing in Bochum

Bacterial Cement

Limestone-building bacteria could mend cracks in concrete.

See That Black Hole?

By swallowing huge amounts of energy, a black hole betrays it's whereabouts.

Primordial Pest

Older, not Better

Hot Times on Io

Tiny Tubes

What a Croc

The Once and Future Dust Bowl

Raising the Rockies

by Rachel Preiser

Virtual Gorillas

by Kathy A. Svitil

The Lion in Spring

In April Leo leaps above the eastern horizon at nightfall.
 by Bob Berman

Emergency Deliveries

by Pamela Grim

Men Who Dive with Sturgeons

by Mark Wheeler