Quasi-periodic oscillations (QPOs) are a rare phenomenon in active galactic nuclei. They have been observed to occur at ...

Close-up observations of the Sun explain how solar flares start, grow, and send high-energy particles racing through space.

Earth's radiation budget is a core process of the Earth-atmosphere system, closely linked to global climate and environmental ...

Observations using ALMA and JWST show multiple mechanisms fueling starbursts in massive early galaxies, indicating diverse formation pathways during the early Universe.

Short, unannounced classroom visits are the best way for principals to see representative slices of teaching (not the dog-and-pony show), give credible feedback to teachers, and be players in ...

The study of climate change has been based strongly on data collected from instruments, but how local people perceive such changes remains poorly quantified. We conducted a meta-analysis of climatic ...