"WIMPs are still the leading candidate for dark matter, but billions of dollars of experiments have been done, only getting ...

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.

Decaying dark matter may solve the mystery of how supermassive black holes formed in the early universe, giving them time to grow into the behemoths that they are now. If dark matter particles exist ...