Scientists are using pulsars to detect the gravitational wave 'hum' created from supermassive black hole mergers. Credit: ...

Where starlight doesn't reach, new things are born: For the first time, an international research team has directly measured the effect of cosmic radiation in a cold molecular cloud. The observation ...

Astronomers from the International Centre for Radio Astronomy Research (ICRAR), in collaboration with international teams, have made a startling discovery about a new type of cosmic phenomenon. The ...

Gravitational waves are ripples in spacetime predicted by Einstein and first detected by LIGO in 2015, confirming black hole ...

Scientists using the MeerKAT radio telescope in South Africa discover the most distant hydroxyl megamaser ever detected.

Somewhere in the universe, enormous black holes are circling each other so slowly that ...

Intense radiation emitted by active supermassive black holes—thought to reside at the center of most, if not all, galaxies—can slow star growth not just in their host galaxy, but also in galaxies ...

The Panel on Particle Astrophysics and Gravitation (PAG) will identify and suggest to the Astro2020 decadal survey committee a program of federal investment in research activities exploring areas at ...

Cosmic reionization denotes the transformative epoch when the first luminous sources emerged, ending the cosmic dark ages by ionising the pervasive neutral hydrogen. This period, which encompasses ...