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.
The activity of one type of immune cell helps regrow the limbs of amputated salamanders.
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.
A new class of immune cell could protect against type 1 diabetes by suppressing other immune cells.
A sequencing study suggests that some genes have evolved in parallel in humans and their canine companions, likely as a result of shared selection pressures.
Two new fossils of ancient primates shed light on the divergence of apes and Old World monkeys.
Last week brought scientists one step closer to outlining a plan for the massive government-funded project.
Telomeres and disease; Wolbachia-infected mosquitoes may fight malaria; bat tongue mops nectar; newly sequenced genomes