Weather can be as unpredictable as it is fascinating. From the gentle patter of rain to the ferocity of thunderstorms, the ...

He studied the flora and fauna and ice and snowflake formations under ... He made a detail study of refraction both in the Arctic seas and in the North Sea, surveyed and mapped the East Coast ...

If Singaporeans had been looking up around noon on Mar. 15, they may have been treated a magnificent "sun halo" over head.

Snow is made of ice crystals with tiny pockets of air between ... known as the index of refraction, between the fibers and its surroundings, explains Michael Patterson, a professor of physics ...

A moon dog, caused by the refraction of moonlight through ice crystals in high-altitude clouds, shows west of Billings at 5 a.m. Wednesday. A total lunar eclipse, "blood worm moon," will occur just ...

1, 1800 - 1814 On the Oblique Refraction of Iceland Cry... On the Oblique Refraction of Iceland Crystal. [Abstract] This is the metadata section. Skip to content viewer section.

When suitably cut and mounted between glass cover-slips, naphthalene crystals exhibit the phenomena of conical refraction in a very striking way, and enable their features to be critically examined.