A group of undergraduates has come across one of the oldest stars ever discovered, which has drifted into the Milky Way from another galaxy.
Around 50 times smaller than the diameter of a human hair, nanorobots could help collect and relocate bacteria.
Nations which have the least exposure to robots are the most likely to be anxious about their deployment.
Doctors are using personalised digital twins of patients’ hearts to help treat life-threatening arrhythmias.