To light the candle is to resist. We must resist like Alice Paul and Lucy Burns, who founded the Congressional Union for ...

The Dark Energy Spectroscopic Instrument (DESI) is mapping millions of celestial objects to better understand dark energy—the ...

When conditions such as the bright moon make it difficult for DESI to observe distant galaxies, the instrument focuses on nearby stars in the Milky Way instead. This video shows the distribution of ...

The new images, to be presented at an upcoming meeting of the American Physical Society, date back to when the universe was ...

New insights from the Atacama Cosmology Telescope offer unprecedented images of the universe at 380,000 years old, revealing ...

The Atacama Cosmology Telescope (ACT) team has captured the clearest images of the universe in its earliest stages—when it ...

Because of faults with Boeing’s Starliner, Suni Williams and Butch Wilmore had to wait months for a ride back to Earth on a ...

The clearest and most precise images yet of the universe’s infancy from the Atacama Cosmology Telescope show the first steps ...

The latest Dark Energy Spectroscopic Instrument results fall short of the discovery threshold but strengthen evidence for ...

That magical square that may say Equinox — equal light and dark. Officially it is “one of two times a year when Earth's axis is tilted neither toward nor away from the sun, resulting in roughly equal ...