Gravity, as most people understand it, is the familiar force that pulls a falling apple toward Earth. But for astronomers and ...
The most precise measurement yet of how fast the Universe is expanding shows we have a real and serious problem on our hands.
The Dark Energy Spectroscopic Instrument (DESI) has completed its originally planned five-year mission, mapping more than 47 ...
The Dark Energy Spectroscopic Instrument (DESI) has completed its originally planned five-year mission and mapped more than ...
Two University of Arizona faculty members have been awarded prestigious 2026 Guggenheim Fellowships: Award-winning playwright ...
Sketch of the sunspot by Johannes Kepler without using a telescope. Credit: Kepler. In 1607, Johannes Kepler projected an ...
Scientists confirm the universe is expanding faster than expected, deepening the mystery known as the Hubble tension.
A new analysis has found that the local Universe is expanding faster than predicted from the early Universe, confirming a long-standing mismatch between ...
New research suggests that autoimmune diseases may be driven by DNA mutations in immune cells that remove the natural brakes ...
Spring is here and with the evening air growing warmer, it's finally time to get back outside and enjoy the stars. It's also ...
Next summer, Balmer will continue these inquiries as they and their Northwestern host, Assistant Professor Jason Wang, plan ...
For several days this month, Saturn, Mars, and Mercury appear just degrees apart before sunrise—close enough to watch their ...
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