A superkilonova candidate event, named AT2025ulz, was observed in 2025; LIGO and Virgo first spotted gravitational waves, ...

For more than a century, astronomers have known that some “new stars” flaring into view are not births at all but violent ...

New observations reveal that the relationship between ultraviolet and X-ray light in quasars has changed over billions of ...

Astronomers have long struggled to capture the true nature of stellar nova explosions. However, thanks to cutting-edge ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Tantalising signs of past microbial life showed up on Mars this year, but to truly know whether they contain the answer to ...

A double explosion, in which a dying star split, then recombined, may be a long-hypothesized but never-before-seen "superkilonova." ...

Marvel has some amazing A-list heroes, but they're B-listers are a cut above as well, amazing heroes who deserve more credit.

The hit science-fiction-horror series "Stranger Things" returns on Friday with three new episodes from its fifth and final ...

A massive star may have burst, leaving behind two dense, dead cores, which then collided and caused another explosion ...

Caltech is a place unlike any other, an Institute that is truly “small but mighty.” Its small size and the expertise of its ...

A puzzling cosmic blast detected in both light and gravitational waves may hint at a previously unseen type of explosion, ...