Cellphones.org: "We use our cell phones all day, every day, but did you ever wonder what is really going on when you make or receive a call? Of course there are towers that we see dotting the landscape and it’s obvious that they make this all possible, but exactly how? Here is a detailed look at how cell phone calls actually work."
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.
Vision Pro is here and it’s a surprisingly capable device. Apple has also loaded the headset with a ton of options and features that aren’t obvious at first glance.
Engineers expect to lose contact with the private US moon lander Odysseus on Tuesday, cutting short the mission after its sideways touchdown last week.
