Is it just me or did Friday take an unusually long time to get here?
This week feels as though it was millennia longer than it really should have been.
Oh well. At least Friday has finally arrived. Not that this will be a particularly lazy weekend or anything. Should be fun, though.
The Mercury Wave is Like a Pendulum Wave, But Vertical
-
Marcel Clemens made what he calls a mercury wave. Small bottles are
suspended on springs, each of them carrying a slightly different amount of
mercury....
2 hours ago
No comments:
Post a Comment