In a landmark discovery, astronomers have confirmed the existence of a solitary stellar-mass black hole—an object with ...

They have refined the estimate of the black hole mass, ruling out the possibility of it being a neutron star. It is thought ...

JWST discovers Zhúlóng, the earliest Milky Way-like galaxy, 800 million years after the Big Bang explosion occurred.

Among those who attended Richard Feynman’s 60th birthday in 1978, one was an Indian-origin theoretical physicist who saw the ...