Uncategorized
-
EarthDeath for the killer seaweed
Biologists have launched a campaign to eradicate the first infestation in open American waters of an invasive mutant algae.
By Janet Raloff -
EarthEstrogen effects linger in male fish
Male fish can inappropriately make egg yolk protein, even when only intermittently exposed to water tainted with an estrogenic pollutant.
By Janet Raloff -
Yeast sex: Only for certain partners
Two studies independently confirm that Candida albicans, a strain of yeast long believed to be asexual, can sexually reproduce under certain conditions.
By Ruth Bennett -
Metal in diet harms Colorado birds
Cadmium, a metal naturally present in south-central Colorado, concentrates at deadly levels in willow plants, poisoning the ptarmigan that rely on the plant during winter months.