US researchers have revealed the fingerprints of sudden infant death syndrome (SIDS) within blood samples, which could open the door to simple tests to identify babies at risk.
Individuals who had childhood epilepsy have an increased accumulation of brain amyloid later in life, potentially predisposing them to disorders such as Alzheimer's disease.
Medical conditions that deprive the testes of oxygen, such as sleep apnoea, may be contributing to the decline in male fertility observed over the past 50 years.
A new analysis of samples from the asteroid Bennu reveals that evaporated water left a briny broth where salts and minerals allowed the elemental ingredients of life to intermingle.