Uncategorized
-
Health & MedicineA Fishy Therapy
Shark cartilage continues to be sold to fight cancer, even though its efficacy has not been confirmed by any major U.S. trials.
By Janet Raloff -
Cytoplasm affects embryonic development
The DNA in a fertilized egg's mitochondria may play a pivotal role in the organism's growth.
-
Health & MedicineProtein may aid stroke recovery
Tests in mice have shown that erythropoietin, a red blood cell growth factor, can reverse brain damage caused by strokes.
By Nathan Seppa -
AstronomyHole power
New computer simulations and observations are adding to the evidence that supermassive black holes control the growth of the galaxies they inhabit, wielding an influence far beyond their gravitational grasp.