WHO warns 'blind spots' may hide true scale of Congo's Ebola outbreak, suggesting cases could be higher than reported.

DR Congo reports record 72 Ebola cases in one day as outbreak spreads to two new health zones. Total confirmed cases reach 782, with 181 deaths since May 15 declaration.

Democratic Republic of Congo reports a record one-day surge of 72 Ebola cases as the outbreak spreads to two more health zones. Confirmed cases rise to 782, including 181 deaths, since the outbreak was declared on May 15.

Chinese scientists identify cause of early embryo arrest in IVF — Tsinghua University team finds spindle abnormalities in second cell division drive failure, drug treatment boosts normal centrosome rate from 40% to 80% in study published in Cell.

Chinese researchers have identified the causes of developmental arrest in human early embryos, a discovery that could improve IVF success rates.

Merck wins China approval for lower respiratory tract infection treatment targeting infants, newborns. The drug is the first of its kind approved in the country for this age group.

Merck received approval in China for a lower respiratory tract infection treatment for infants and newborns.