Ask Dr. Universe
Find science questions and answers in this website designed for kids of all ages.
Ask-a-Geologist
Offers answers to questions about volcanoes, earthquakes, mountains, rocks, maps, water bodies, and more.
Ask-an-Earth-Scientist
Online service of the University of Hawaii Department of Geology and Geophysics. Provides answers to questions about volcanoes, earthquakes, rocks, environment, hydrology, natural hazards, and various other topics.
Curious about Astronomy?
Send an astronomy question for an answer from an astronomer. Go over featured astronomy links as well.
Experts Exchange
Browse through a variety of information technology solutions, go over white papers, or ask for answers from technology experts.
How Things Work
Resource for answers to physics questions. With instruction information, class videos and slides, and links to related resources.