News for hackers. Stuff that matters.

A comment on U.S. Navy drafting new guidelines for reporting UFOs. Parent comment

Re:U.S. Navy drafting new guidelines for reporting UFOs by gdy on Thursday April 25, 2019 @04:42PM (#19752324)
Very high acceleration and deceleration don't defy laws of physics.
[ Parent | on HN ]
Re:U.S. Navy drafting new guidelines for reporting UFOs by dx87 on Thursday April 25, 2019 @06:00PM (#19752896)
They didn't say very high acceleration, they said instantaneous changes in speed, like the object has no mass.
[ Parent | on HN ]
Re:U.S. Navy drafting new guidelines for reporting UFOs by Dylan16807 on Thursday April 25, 2019 @11:12PM (#19754533)
But the context is visual observation, where there's no way to tell the difference between the two.
[ Parent | on HN ]