Key Taliban figures in the tribal belt remain at large despite 20,000 troops' efforts.
Parveena Ahangar leads a group of women searching for 10,000 missing husbands and sons.
The British prime minister wants India to join the Financial Action Task Force, which targets terrorist financing. He also backed a permanent seat on an expanded UN Security Council.
The whale's tiny ancestor, how global warming may be hurting plants' carbon-fixing ability, and the mystery of Mars's missing limestone