
Scarier than a ghost? Black holes are regions in space where gravity is so strong that nothing can escape
CNN
Halloween is a time to be haunted by ghosts, goblins and ghouls, but nothing in the universe is scarier than a black hole.
Black holes -- regions in space where gravity is so strong that nothing can escape -- are a hot topic in the news these days. Half of the 2020 Nobel Prize in Physics was awarded to Roger Penrose for his mathematical work showing that black holes are an inescapable consequence of Einstein's theory of gravity. Andrea Ghez and Reinhard Genzel shared the other half for showing that a massive black hole sits at the center of our galaxy.

Federal Reserve Chair Jerome Powell has told multiple associates and allies that there’s no chance he will bow to President Donald Trump’s calls for him to resign, vowing to withstand several more months of the president’s unprecedented, multi-pronged assault over Powell’s refusal to lower interest rates.

Former President Joe Biden’s chief of staff, Ron Klain, told staffers on the House Oversight Committee that former National Security Adviser Jake Sullivan and former Secretary of State Hillary Clinton raised concerns to him in 2023 and 2024 about Biden’s political chances, two sources familiar with the matter said.