Individuals with a genetic predisposition to Alzheimer's disease show altered blood levels indicating damaged neuronal contacts as early as 11 years before the expected onset of dementia symptoms.

Affectionate mothering in childhood may have a lasting impact on important personality traits, potentially influencing life outcomes such as educational achievement, economic success, and health and ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they remain cautious.

A new study used modern methods to reassess a foundational study in biology that explained how ecologically similar species of wood warblers coexist. The research team examined foraging behavior, ...

A new study suggests the universe may rotate -- just extremely slowly. The finding could help solve one of astronomy's biggest puzzles.

Crime scene investigation may soon become significantly more accurate and efficient thanks to a new method for detecting gunshot residues. Researchers have developed the technique that converts lead ...

Imagine tiny building toy pieces that automatically snap together to form a strong, flat sheet. Then, scientists add special chemical 'hooks' to these sheets to attach glowing molecules called ...

A new study has identified a novel strategy for treating acute myelogenous leukemia (AML), an aggressive blood cancer for which the median survival time following diagnosis remains just 8.5 months.

Scientists have discovered how aging blood stem cells acquire mutations that give them a growth edge, creating fertile ground for the development of clonol hematopoiesis, a condition that dramatically ...

Certain common genetic changes might make some people with focal epilepsy less responsive to seizure medications, finds a new global study.

In birds, singing behaviors play a critical role in mating and territory defense. Although birdsong can signal individual quality and personality, very few studies have explored the relationship ...

Researchers have identified the key brain regions that are essential for logical thinking and problem solving.