News
- Health & Medicine
Bacteria flourish in favorite ecosystems on the human body
Study offers most comprehensive inventory yet of the human microbiome and a basis for understanding how those microbes affect health.
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Horse genome added to growing list of barnyard genetics projects
Equines join cucumbers and pigs as the most recent additions to the roster of organisms to have their complete DNA code spelled out. The new work on horses also helps answer a key question about chromosome structures called centromeres.
- Paleontology
Pollination in the pre-flower-power era
Scorpionflies with long-reaching mouthparts may have helped plants procreate long before blossoms evolved.
- Space
Gamma-ray sources guide astronomers to pulsars
Gamma-ray emissions are providing a guide to finding the compact, rapidly rotating remnants of massive stars known as pulsars.
