Earth Websites
ScienceDaily: Your source for the latest research news
Breaking science news and articles on global warming, extrasolar planets, stem cells, bird flu, autism, nanotechnology, dinosaurs, evolution -- the latest discoveries in astronomy, anthropology, biology, chemistry, climate & environment, computers, engineering, health & medicine, math, physics, psychology,...
The National Academies Press
The National Academies Press (NAP) publishes authoritative reports issued by The National Academies. Publications address key issues in science, engineering, social sciences, medicine and health. Topics range from space science to animal nutrition to medical ethics.
Academic Earth | Online Courses | Academic Video Lectures
Academic Earth offers free access to video courses and academic lectures from leading colleges and universities.
Conservation Volunteers - Conservation Volunteers
Stellarium
Stellarium is a planetarium software that shows exactly what you see when you look up at the stars. It's easy to use, and free.
Chemical Elements.com - An Interactive Periodic Table of the Elements
An up-to-date periodic table with detailed but easy to understand information
EarthSky - Earth, Space, Human World, Tonight
Based in Austin, TX, the EarthSky team has a blast bringing you daily updates on your cosmos and world. We love your photos and welcome your news tips.
Space News From SpaceDaily.Com
Space News from SpaceDaily.Com brings the space industry professional daily news from the frontier, with contract, bid, launch and on-orbit satellite news as it happens.