Of the hundreds of rivers in Bangladesh, only two rivers -- Sangu and Matamuhuri -- have originated from Bangladesh. Both rivers are located in the southeastern hilly part of Bangladesh.

Climate change is speeding up the melting of the great sheet of ice covering Greenland, a frozen mass the size of Alaska that holds an estimated 10 percent of the world’s ice and scientists are sure of it, reports news and lifestyle magazine TakePart.

Scientists say new drug tested on monkeys provided astonishingly effective shield against animal version of AIDS, major gain in the quest for an HIV vaccine