Astronomers report that WOH G64, one of the largest known stars, appears to have undergone a striking transformation into a rare yellow hypergiant. Credit: ESO / L. Calçada. A ma ...

A team of nuclear physicists has pulled off something that, until recently, existed only in theoretical models and the ...

The star is the most chemically pristine star ever seen, with barely any heavy elements.

An international team of researchers – including experts at the Canadian Institute for Theoretical Astrophysics (CITA) in the ...

An international team of researchers - including experts at the Canadian Institute for Theoretical Astrophysics (CITA) in the University of Toronto's ...

Using a radio telescope scanning the entire planet, scientists recorded the 'dancing jets' erupting from a black hole 7,000 ...

An immigrant from Ukraine who became a police officer, Yulia Waxer Daunov was, above all, a mother whose final actions on Oct ...