A deep-diving submersible named Alvin made one final trip to the ocean floor this week, before being hauled ashore for an extensive, 18-month makeover.
This is proving to be a time of nostalgia and anticipation for the people who have tended the famous sub, lovingly, for many years.
Alvin is in essence a 6-foot-diameter titanium sphere, armed with a battery pack, propellers, a few small windows and life support for the three people who squeeze into it. It carries an armament of cameras, lights and grappling arms.
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.
