Race to bring satellite-connected phones to wider market heats up as some question bullish promises from operators ...

Radiation within the visible spectrum can appear black if it is low in power – more specifically, lower in power than its ...

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

A new form of black hole archeology, linking spin to gas and dust, has revealed that these cosmic titans spin faster than ...

Dark energy is still a mystery, but powerful new telescopes are set to uncover clues. With NASA and ESA leading the charge, ...

Known as Sgr A* – pronounced “Sagittarius A star” – the supermassive black hole is four million times the mass of the sun and is known to exhibit flares that can be observed in multiple wavelengths, ...

A team of scientists including the University of Toronto's Bart Ripperda and Braden Gail - assistant professor and graduate student, respectively, at ...

Inkathazos glowing plasma jets are shown in red and yellow. The starlight from other surrounding galaxies can be seen in the ...