A peer-reviewed JWST study found that metal-rich gas around Sagittarius A* resembles many nearby stars, while a companion analysis showed...

A new theoretical analysis shows that unimodular gravity and general relativity produce identical wormhole geometries and geodesics, while demanding fundamentally...

A new joint analysis using DESI DR2 baryon acoustic oscillations, supernovae, cosmic chronometers and CMB priors finds only weak support...

ESA's Euclid mission, built to map distant galaxies, has found comet C/2026 S1 (Euclid), its first previously unknown comet, in...

A new comparative study of nearly 5,000 high-redshift Seyfert galaxies shows that narrow-line and broad-line Seyfert 1 galaxies flicker differently...

For more than a century, Albert Einstein's general theory of relativity has stood as the definitive description of gravity, portraying...

A new multiwavelength study combining JWST, Chandra, Hubble and VLA data finds that synchrotron emission, not inverse-Compton scattering, most likely...

A study of 13 astronauts on six-month International Space Station missions found that daily exercise preserved heart function, allowing their...

JUNO's precision measurement of the solar mixing angle has eliminated one of the few remaining two-zero textures in the Majorana...

A new global fit combining Belle II data, lattice QCD and sum-rule predictions yields |Vcb| = (39.18 ± 0.47) ×...