Scientists find the molecule that delivers itchiness signals to the brain via a dedicated, and previously unknown, neural pathway.
Scientists find the molecule that delivers itchiness signals to the brain via a dedicated, and previously unknown, neural pathway.
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.
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.
A molecule found only in the blood of young mice dramatically reverses thickening and stiffening of the heart muscle in old mice.
Christian de Duve chose to be euthanized at home in Belgium at age 95.