A leopard that strayed into a school in Bangalore, injuring several people before it was captured, has escaped its enclosure, officials say.

Australia's National Archive tries to establish how a letter flown out of Paris by balloon during an 1870 siege ended up in its collection.

Russia "categorically rejects" accusations of war crimes in Syria after several hospitals and schools were hit by missiles on Monday.

China is preparing to relocate nearly 10,000 people to make way for the world's largest radio telescope.

A therapy that retrains the body's immune system to fight cancer has provoked excitement after more than 90% of terminally ill patients entered remission.

Questions are raised over the handling of US Supreme Court Justice Antonin Scalia's death, as Republicans and Democrats battle over his successor.

Ukrainian President Petro Poroshenko asks Prime Minister Arseniy Yatsenyuk to resign, saying he has lost the support of the ruling coalition.

Ukraine's parliament rejects a no-confidence vote in Prime Minister Arseniy Yatsenyuk, moments after voting the cabinet's work unsatisfactory.