1¾ year-old is Thunderstruck.
[this page was originally posted to AvAngel.com but is archived here; the links have been adapted to improve usability] Introduction…
Quick experiment I did using a polarised camera lens filter: looking at a CRT screen and an LCD screen and proving that the light from a LCD screen is polarised (which is a side-effect of the way that they work).
by an author
How Entropy Powers The Earth (Big Picture Ep. 4)
Minute Physics / Big Picture
Back From Lancashire
Spent the last four days in Lancashire and elsewhere in the North of England, visiting my folks (among other things).…