The 66th and final ALMA antenna has completed its long journey and arrived on the Chajnantor Plateau in Northern Chile.

Researchers using ALMA report the first-ever detection of molecular gas — the fuel for star formation — in two galaxies that were previously rocked by gamma ray bursts.

Upgrade to ALMA soon will help astronomers make the first images of a black hole as part of the Event Horizon Telescope.

Astronomers using the Very Large Array and the Chandra X-Ray Observatory have produced a spectacular image revealing new details of violent collisions involving at least four clusters of galaxies.

A new ALMA Kids mini website created especially for children is launched.

A high-velocity hydrogen cloud hurtling toward the Milky Way appears to be encased in a shell of dark matter, according to a new analysis of data from the GBT.