Italian lawmakers have demanded formal approval for a controversial stem-cell therapy, but allowed some patients to continue treatment under stricter rules.
Italian lawmakers have demanded formal approval for a controversial stem-cell therapy, but allowed some patients to continue treatment under stricter rules.
Researchers discover a microbe living at -15°C, the coldest temperature ever reported for bacterial growth, giving hope to the search for life elsewhere in the cosmos.
Researchers find that reducing mitochondrial protein production in some animals can increase lifespan by activating a protective stress response.
The activity of one type of immune cell helps regrow the limbs of amputated salamanders.
The essential nutrient can kill drug-resistant Mycobacterium tuberculosis by producing oxidative radicals that damage DNA.
Chilly weather could impede the immune reactions that most effectively contain viruses like the common cold.
Viruses that attack bacteria may be an important component of our gut microbiota.
Patients with major depressive disorder appear to have malfunctioning circadian rhythms, which could lead researchers to new avenues for treatment.
A molecule found only in the blood of young mice dramatically reverses thickening and stiffening of the heart muscle in old mice.
Telomeres and disease; Wolbachia-infected mosquitoes may fight malaria; bat tongue mops nectar; newly sequenced genomes