2 ms·
New Atomic Clocks Measure Time Dilation at Millimeter Scale
- mikewarot 5y agoWhen I was a student, decades ago. It was stated that if you were in an elevator, you wouldn't be able to distinguish between acceleration against inertia, or that caused by gravity. The caveat was "over a sufficiently small volume". Well that used to be the height of mountains... about 2 years ago, the smallest detectable height difference was about 2 centimeters Apparently that step is now a few millimeters. (Can't read the actual Nature article, paywall) Time passes
- mleonhard 5y ago2040-02-17 He walked with his date through the foyer of the opera house. A priority message from the building chimed in his ear phone, "Densograph predicts flatulence before the intermission. Please use a lavatory before entering the auditorium." Damn. I shouldn't have eaten that whole burrito. We already passed the toilets. If I detour now, she'll know I got flagged and tease me about it all night. His face felt hot. They continued walking. Another message: "Please acknowledge." He finger-twitched "OK". A staffbot start rolling to intercept them at the auditorium door. He turned to his date, "I think I'll use the lavs." ---- 2040-02-17 Apple releases a new iPhone with BomaID (Body Mass Distribution ID). It's the first iPhone without FaceID in 22 years.