One researcher at an isolated base in Antarctica fears they may be the next target of a colleague who allegedly made a threat to kill.

A research group trapped at a small base in Antarctica fear for their safety after team member allegedly attacked and threatened to kill a colleague.

A group of scientists trapped in an Antarctic research base have pleaded to be rescued after claiming a team member threatened to kill another colleague.

A group of South African scientists has pleaded for help, saying they are trapped in an isolated base on a cliff edge in Antarctica with a team member who has become violent. One of the team has been accused of assault and threatening violence against his colleagues,