Injecting calcite particles into the stratosphere could repair the ozone hole and slow climate change, but experts say carbon cuts and new tech are needed instead.
Samsung's Galaxy S25 is set to elevate Google AI integration, extending to hardware depths.
The supermassive black hole is 40 million times as massive as the sun and powers a quasar that existed 700 million years after the Big Bang.
The asteroid zoomed by Earth at a perfectly safe distance of around 1.8 million miles (2.9 kilometers).
