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Archive: Plant Email, Aliens, Sex, Sandstone, More

Here's a collection of short articles published by CEH in July 2001.

CEH Editor Finds Evidence for Rare Rock-Nesting Bees

On a hike in Arizona, he documented a rare bee's nest site in sandstone.

Giant Rockfall Enlarged Zion Canyon Recently

Within Bronze Age dates, a cataclysmic landslide enlarged Zion Canyon, forming a large lake.

Navajo Sandstone Dates Are Incoherent

Can concretions really be 190 million years younger than the rock in which they are embedded?
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