News
- Astronomy
A Cosmic Pas de Trois: Triple-quasar system may signal galaxy mergers
Astronomers have discovered the first example of a trio of quasars, the brilliant beacons of light that seem to be fueled by supermassive black holes at the centers of galaxies.
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Golden Eggs: Engineered hens lay drugs
Researchers have genetically engineered hens that can not only produce useful drugs in their eggs but also reliably pass on this characteristic to new generations of chickens.
- Health & Medicine
Gene variant shapes beta-blocker’s effectiveness
A medication widely used for heart failure may be most effective in people who have a common variant of a particular gene.
