UFC hopeful Christopher Ewert has already gotten the call. When travel issues resolve, he predicts a divisional takeover.

The new findings come from the Dark Energy Spectroscopic Instrument (DESI), which sits on a telescope at the Kitt Peak ...

And now scientists are getting a little closer to understanding how it behaves. The big question is whether this dark energy ...

New data further challenge the best scientific theory of the history and the structure of the universe. But a separate recent ...

At the age of 10, Alberto Alaniz joined a school field trip to Río Clarillo National Park, a forested reserve near Chile’s capital ... are showing decreased physical health and resistance ...

A telescope in Chile has spent years working on by far the most precise map of the earliest visible universe. It now reveals ...

If our 13.8 billion-year-old cosmos could be considered middle-aged, researchers note these new images captured around its ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

For 130 years, a small Chilean frog vanished from scientific view. Biologists searched. Nature enthusiasts kept their eyes open. But Alsodes vittatus remained stubbornly invisible.

The researchers released the images today and will present their results at the American Physical Society annual conference tomorrow ... more capable Simons Observatory at the same location in Chile.