Sciencenet : Answers to some common science questions

Discovery Channel : Popular science cable channel

Discover Magazine: Monthly science magazine

Scientific American : Monthly science magazine

Nature : Weekly science journal

National Geographic

NOVA : Science TV series ( PBS)

Lost Worlds: Atlas to the unknown

Hubble Space Telescope Photos

Virtual Solar System

Virtual Trips to Black Holes and Neutron Stars

SpaceRef

Discovery Space Guide

NASA

TerraServer : Satellite photographs of various (mostly U.S.) locations

Einstein Revealed

Science Daily : Latest research news

Nature Daily Science Update

Sciencenews Online: Weekly newsmagazine

New Scientist : Weekly science news magazine

Quantum Magazine : Math and science magazine

Physics Today: Monthly physics journal

Cyberspace Science Safari

Stephen Hawking's Home Page

Open Directory Science Links

Yahoo's Science Links