"The difference between a supercollider and a black hole is that black holes are far away, but nevertheless, these particles will get to us.” ...

Evidence that the universe is rotating was recently delivered by the James Webb Space Telescope (JWST), which found that ...

They found that these black holes comprise no more than 1% of the inferred abundance of dark matter. Widening the mass range to between 1.3 × 10 –5 and 860 solar masses upped the contribution ...

Supermassive black holes typically take billions of years to form. But the James Webb Space Telescope is finding them not that long after the Big Bang -- before they should have had time to form.

If dark matter were fully explained by such black holes, their most likely mass, according to some theories, would range from 10 17 to 10 23 grams—about that of a large asteroid, packed into the ...

More information: Kazunori Kohri et al, Induced gravitational waves probing primordial black hole dark matter with the memory burden effect, Physical Review D (2025). DOI: 10.1103/PhysRevD.111.063543.

If you prefer to keep dark mode on all the time, you can choose between two options: Dark or Black. Dark mode will change the app's background from white to gray, and Black will turn it, well, black.

3] Black NotePad. Black NotePad is a portable Notepad alternative for Windows 10 that comes with dark mode functionality. Unlike the utility, as mentioned above, it includes a lot of options.