News

Humans

Antibiotics in infancy may cause obesity in adults

By altering the microbiome of infant mice, drugs predisposed the animals to gain fat as adults.

Health & Medicine

Inflammation-blocking cells might fight often-fatal sepsis

Treatment saved young and old mice from overactive immune response to infection.

Neuroscience

Busy neurons don’t always draw blood

Study of mice suggests caution in inferring the activity of the brain’s neurons from functional MRI results.

Life

Animal source of Ebola outbreak eludes scientists

Researchers are trying to determine whether bats or bush meat transmitted the Ebola virus to people in West Africa.