News
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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.
- Humans
Newborn babies may cry in their mother tongues
Days after birth, French and German infants wail to the melodic structure of their languages.
