New scientific results from the Atacama Large Millimeter/submillimeter Array (ALMA), the Very Large Array (VLA), and Green Bank Observatory…
How Radio Astronomy Sees Magnetic Fields
Many objects in the Universe have magnetic fields. Planets such as Earth and Jupiter, the Sun and other stars,…
ALMA Soon to Receive a New Brain
The Board of the Atacama Large Millimeter/submillimeter Array (ALMA)— an international collaboration in which the National Science Foundation’s National…
Design Review for ngVLA Antenna Clears Way for Prototype Construction
The design for the ngVLA prototype antenna has passed a thorough review by a panel of external experts and the project now is cleared to proceed to manufacture the prototype.
Silent as the Night: Why Radio Astronomy Doesn’t Listen to the Sky
In the 1997 movie Contact, Ellie Arroway is a young radio astronomer played by Jodie Foster. Ellie’s on a mission…
Put a Ring On It: How Gravity Gives Astronomers a Powerful Lens On the Universe
Gravity can change the path of light, and sometimes focuses the light of distant galaxies to create a gravitational lens or Einstein Ring. It is a common sight in modern deep field images, but the effect was first seen by the Very Large Array in 1987.