and new research suggests an analogous ancestry test for black holes. Rather than relying on a cheek swab or a little blood, however, these cosmic DNA tests utilize tiny ripples in the fabric of ...

That timeline means that this supermassive black hole, estimated to have a mass around 200 million times that of the sun, existed in a vital cosmic period known as the "epoch of reionization." ...

An X-ray observatory used to study neutron stars is “back in the black” and a cosmic ray detector is ready for possible future upgrades after two astronauts completed a spacewalk outside the ...

A distant supermassive black hole, the mysterious 1ES 1927+654, emits X-ray pulses unlike anything previously recorded, which MIT astronomers hypothesize results from a cosmic balancing act.

The James Webb Space Telescope has uncovered that supermassive black holes existed just 450 million years after ... Both the JWST observations and state-of-the-art hydrodynamical galaxy formation ...

While her friends are in long-term relationships or parents, Rachel Thompson is the last friend alone, but it's taught her valuable life lessons Rachel has watched all her friends settle down ...

Sam Harris explained on a podcast why he is no longer friends with Elon Musk, citing Musk's interactions with right-wing figures and online misinformation. Musk reacted by calling Harris 'mentally ...

This discovery is forcing astrophysicists to reevaluate existing theories about black hole dynamics and to consider entirely new mechanisms that might explain this unprecedented behavior. The intrigue ...

An undiscovered population of ancient black holes may be lurking throughout the universe. These bottomless cosmic pits would have a lot in common with more familiar black holes; in some cases ...

Scientists have come a step closer to understanding how collisionless shock waves -- found throughout the universe -- are able to accelerate particles to extreme speeds. Scientists have come a ...

We exchanged food and drinks and books and laughs, and one day I looked up and we were all honest-to-God genuine friends, the kind who water each other’s plants and know each other’s Sichuan ...

black trumpet and morel mushrooms in a frying pan at his house in St. Paul on Dec. 16. Alex: This whole experiment that we’re doing that is called Art Friend is trying to demystify art and have ...