Prime Minister Sheikh Hasina was accorded a special honour by Brown University yesterday as the United Nations recognised her community clinic model to reach healthcare services to Bangladeshis' doorsteps

A new study of American dog fossils at Brown University finds that climate change and consequential shifts in habitat turned native dogs from being an ambush predator to relentless trackers and pouncers like wolves.

Nasa's Mars Reconnaissance Orbiter has found glass in a crater on Mars.