Using a telescope at Kitt Peak, scientists have produced the largest 3D map of the universe ever made and uncovered ...

Astronomers thought dark energy was a constant. But now, findings from the Dark Energy Spectroscopic Instrument provide even more evidence that it may be fluctuating ...

The fate of the universe hinges on the balance between matter and dark energy: the fundamental ingredient that drives its ...

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

The findings suggest that dark energy is dynamic and changes over time, and that it used to be stronger in the early stages of the universe but is weaker now. That’s particularly odd because most ...

The standard model of how the universe works involves the widely accepted theory that dark energy is a fundamental constant ...

Hiking is a fantastic way to stay fit and enjoy the great outdoors. But it doesn’t come without its fair share of challenges.

In Arizona, off-roading is one of the most popular outdoor activities. With the high numbers of people out on the trails, there are also well over 100 crashes a year in the state. In an emergency ...