Titanic submarine: What we know about the search for the missing OceanGate expedition

Hamish Harding: British adventurer among crew missing on Titanic sub

A search and rescue operation is underway for a submarine touring the wreckage of the Titanic

How simple luggage trackers became the hottest travel accessory

Kedarnath: 'I sat on a tree for days amid deadly floods'

Biparjoy: India state on alert over 'extremely severe' cyclone

Arikomban: How two states are struggling to contain a rice-loving elephant

Lancet study: More than 100 million people in India diabetic

Zomato takes down controversial ad depicting Dalit character

The divisive debate over California's anti-caste bill

Delhi: The city where it is dangerous to breathe

Father of missing Minnesota woman's children arrested after human remains are found, police say