This Week: Ancient water = ancient habitat?
In the News: Maggots, leeches, parasitic worms
How does hail form? A large hailstone that fell in Harper, Kansas on May 14, 2004, from the National Weather Service – Wichita, Kansas Hail is precipitation in the form of large balls or lumps of ice that grow in thunderstorms and other severe convective storms. Hailstones begin as small ice particles that grow primarily [...]