Donald Trump has won the South Carolina primary in the Republican race for president, cementing his status as the man to beat for his party's nomination. In the Democratic contest, Hillary Clinton beats Vermont Senator Bernie Sanders in a tight race in Nevada.

Study finds doctors can choose a treatment option between stents and surgery to reduce stroke risk based on ease, comfort and best fit for a patient's individual medical condition.

US and Brazilian researchers are heading to João Pessoa in the state of Paraíba on Monday to recruit mothers and babies in one of the biggest government-led studies to understand whether the Zika virus is linked to microcephaly, a rare birth defect.

The longest-serving prisoner to be held in solitary confinement in US history, Albert Woodfox, has walked free in Louisiana after 43 years.

US Secretary of State John Kerry says Washington is seriously concerned about increased Chinese militarisation in the contested South China Sea.

Bangladesh maintained its broad commitment to democracy which is one of the core values of US government, its Under-Secretary of State for Political Affairs Thomas Shannon has said.

US scientists have modelled how a 1930s-like "dustbowl" drought might impact American agriculture today, and found it to be just as damaging.

Two days after her humiliating New Hampshire defeat, White House hopeful Hillary Clinton sought to regain the upper hand against her Democratic rival Bernie Sanders in their debate, denouncing his proposals as unrealistic and costly.

Saudi Arabia decides to increase its military contributions to the campaign against Islamic State, including offering to expand its role in the air campaign, US Defense Secretary Ash Carter's spokesman says after bilateral talks.

The United States has highly appreciated Prime Minister Sheikh Hasina’s strong leadership role in fighting terrorism, and hoped that Bangladesh will continue to demonstrate its ‘strong commitment’.

One of the US's most senior public health officials has revealed the "strongest evidence to date" of the effect on babies of the Zika virus.

The US intelligence chief has said efforts by Bangladesh's prime minister to undermine the political opposition will probably provide openings for transnational terrorist groups to expand their presence in the South Asian country.

Republican Donald Trump and Democrat Bernie Sanders have shaken up the US presidential race with decisive victories in the New Hampshire primary.

Vatsalya Singh Chauhan of India, landed a Rs 1.02 crore job with Microsoft in the US and says cracking the five-round selection process ‘was not very difficult’.

Colombia says three people have died after contracting the Zika virus and developing a rare nerve disorder. Health Minister Alejandro Gaviria said there was a "causal connection" between Zika, the Guillain-Barre disorder and the three deaths.

US astronaut Edgar Mitchell, who is the sixth man to walk on the Moon, has died aged 85.

Twitter says it has suspended more than 125,000 accounts since mid-2015 "for threatening or promoting terrorist acts".

South Korea and Japan echo US warnings that North Korea would pay a heavy price if it pushes ahead with a planned rocket launch just weeks after conducting its fourth nuclear test.

A rare case of the Zika virus being transmitted through sex, not a mosquito bite, has been reported in the US.

The cabinet yesterday approved the draft of "The Citizenship Law, 2016," expanding the scope of having dual citizenship by expatriate Bangladeshis.