Hargobind Tahilramani's arrest comes after he led investigators on a years-long, global manhunt

Social network revising algorithm, shifting from ethnicity and gender-neutral system

Antibodies remained elevated in study participants, say researchers

President-elect wants top infectious disease specialist to be chief medical adviser

Superstar to launch political party in Tamil Nadu next month

US vaccine approval process just takes more time than UK, says leading scientist

Resignation an apparent acknowledgement of Trump loss

Space agency awards contracts to collect lunar regolith for rock-bottom prices

Govt touts target as fastest reduction of any major economy

State takes emergency action as Covid-19 case numbers soar

Payment delayed due to pending approvals from country's treasury

Latest weekly US jobless benefits fall to 712,000

Dublin believes a deal can be sealed if EU members hold firm