Astronomers have been able to image gas as it travels down a 3 million light-year-long cosmic highway between two growing ...

[David] intended to 3D print a spectrogram of a gravity wave, and wanted the graph to go from blue to yellow. Only having a single-color printer, he needed color shift filament, but couldn’t ...

The discovery was made possible using the Very Large Telescope (VLT) in Chile, operated by the European Southern Observatory ...