Analyzing observations of an X-ray flare and fitting the data with theoretical models, astronomers documented a fatal encounter between an unlucky star and a black hole.

UArizona astronomers used massive galaxy clusters as natural magnifying glasses to discover strange galaxies that stopped making stars before their time. 

New research suggests winged critters with a penchant for overripe fruit may hold a secret to understanding gene function and autoimmune disorders such as lupus.

Footprints at White Sands National Park in New Mexico confirm human presence over at least two millennia, with the oldest tracks dating back 23,000 years.

By drilling deep into the Greenland ice sheet, researchers reconstructed the jet stream's past and found that climate-caused disruptions are likely to have drastic weather-related consequences.

Shell beads found in Morocco are at least 142,000 years old. Archaeologists say they're the earliest known evidence of a widespread form of human communication.

Funded by the NSF Convergence Accelerator Program, the Quantum Sensors project aims to make space and terrestrial navigation far more sensitive, accurate and affordable.

Boosters are recommended for those who received a second vaccine dose at least six months ago and are 65 or older, or between 50 and 64 with underlying medical conditions.

When the pandemic sent many students home from class, UArizona researchers developed an at-home lesson plan to teach high schoolers about bioinformatics and SARS-CoV-2.

Researchers analyzed people's idle thoughts for 10 minutes. What they learned may be useful in the diagnosis and treatment of mental health issues such as depression.