News

Health & Medicine

Sleep apnea tied to later dementia

Elderly women who have gaps in their breathing at night have a heightened risk of developing cognitive problems, a study finds.

Life

Common virus may ride up nose to brain

Almost everyone is infected, but in some people a widespread herpes bug appears to reach the central nervous system by an olfactory route.

Humans

Taking the measure of a hobbit

Study of fossil skull suggests ancient creature could have been Homo sapiens.

Life

Bacteria binged on BP oil but didn’t grow

Researchers suspect the spilled crude didn’t provide a balanced diet.