Science links
Links regarding science.

I've always been avidly interested in science. Here is a big list of links I've collected.


Science & education

ITSF - Innovative Technologies From Science Fiction For Space Applications
Niel Brandt's Timelines and Scales of Measurement Page
TWIS: This Week in Science | science news radio
The Distinction Between "Which" and "That"
EncycloZine: An Encyclopedia and Portal for Sciences and Humanities
Science News Online
The Ultimate Science Fair Resource
Beyond 2000
The Annenberg/CPB Projects
The OpenScience Project
EurekAlert! Public Contents
The World of Science
Scientific American: Ask the Experts
Trinity Atomic Web Site and HEW Archive (U.S.)
The Dogon
The Dogon and Sirius: A Summary
Science Matters
Science, Education, & Math Program
Academic Assistance Access
U.S. Metric Association (USMA)

Time & calendars

The World Clock - Time Zones
Time Zone Abbreviations around the world
The Julian and the Gregorian Calendars
Time Keeping on Mars
End Daylight Savings Time
Date and Time Gateway
Directorate of Time
Sunrise, sunset, moon phases, time
Time synchronization software

Metric & hexadecimal time

Intuitor Hexadecimal Headquarters
Global Time
A Guide To Metric Time

Mayan calendar

Maya Calendrics and Writing
Introduction to the Mayan Calendar

Geography, geology & Earth science

Richter Magnitude
UT Library Online - Perry-Castañeda Map Collection - World Maps
The Real Waterworld
Global Earthquake Map
The World-Wide Earthquake Locator
Regional Geophysics Section
A brief review on climate change
Welcome to 3D JTrack
Geographic Nameserver
The Terraforming Information Pages
Earth Viewer
Xerox PARC Map Viewer
Xearth HTML frontend

Astronomy & astrophysics


The Virial Theorem In Stellar Astrophysics
Lagrange Points
The Encyclopedia of Astrobiology, Astronomy, and Spaceflight
Curious About Astronomy? Ask an Astronomer
Various Lists and Plots
Ask a High-Energy Astronomer
Feature: Star Pronunciation Guide
Frequently Asked Astronomy and Physics Questions
Astronomy 45 Course Notes
APOD Index
Frequently Seen Space/Astronomy Acronyms
Solar System Simulator
Solar System Live
The NASA Astrophysics Data System Home Page
American Astronomical Society Home Page
The Astrophysical Journal
Astronomical pictures & animations
The Orrery
AstroPuzzles: Astronomy Quizzes, Puzzles, Crosswords and More
Space Resources-Univ. of Wisconsin
Ask the Space Scientist
Astronomy Puzzle Of The Week
Reston Communications
KryssTal : Astronomy
The International Astronomical Union
Vargas Home Page
National Space Science Data Center
Lawrence Berkeley Laboratory: CMB Astrophysics Research Program
ADS Astronomy Abstract Service
Handbook of Space Astronomy and Astrophysics (Zombeck)
sci.astro FAQ
Interactive Sky Map - WIKISKY.ORG


Stellarium is planetarium software that shows exactly what you see when you look up at the stars. It's easy to use, and free.
Solar System Visualizer

Observational astronomy

Radiometry and photometry in astronomy
The Moon Illusion Explained
Navigation and related subjects
Accurate "Thermometers" in Space
A Green Flash Page
STScI Digitized Sky Survey
Bradford Robotic Telescope

Near-Earth objects, meteors & Earth hazards

Impact hazard metrics

The Torino Impact Hazard Scale
The Palermo Technical Impact Hazard Scale
NEA Orbital Elements
Current Impact Risks
Welcome to the Asteroid Comet Impact Hazards Website
FAIR-Society Future Asteroid Interception Research
J002E3 Animations
"Impact" (J.A. Marusek)
Near-Earth Asteroid 3753 Cruithne
Near Earth Objects Dynamic Site
Cruithne, Earths "second moon"
Near Earth Object Program
Forthcoming Close Approaches To The Earth
"Planetary defense: Catastrophic health insurance for Planet Earth" (Col. J.M. Urias et al)
"Will a Nearby Supernova Endanger Life on Earth?" (M. Richmond)
Near Earth Object Map

Solar System objects & planetology

Catalogues and databases

Minor planet groups/families
Lists and Plots: Minor Planets
Asteroid Masses
Asteroids with satellites
Asteroid Families
Minor Planet Designations
Planetary Fact Sheets
Welcome to the PDS Small Bodies Node
Small-Body Orbital Elements

Tours & introductions

Windows to the Universe
Solar System Tourist
Solar System Live
The Nine Planets
Sedna (2003 VB12)
Images of Venus
The Planetary Rings Node
Stability zones calculation
Comets and Conserved Physical Quantities
Icarus previous issues Comet Linear C/1999 S4
Minor Planet Mailing List
Computing planetary positions
Kuiper Belt
Space Environment Center
NASA Planetary Science Research Discoveries
Planetary Nomenclature Introduction
Minor Planet Center
The Astrochemistry Lab
Bellatrix Astronomical Observatory
Dictionary of Nomenclature of Celestial Objects
International Meteor Organization
Minor Planet Names: Alphabetical List
Chiron Perihelion Campaign

Extrasolar planetary systems

Giant Waterworld Planets Could Harbour Life
Other Worlds, Distant Suns
Extrasolar Planet
Exoplanets - Introduction
Extrasolar Visions - An Extrasolar Planets Guide
Extrasolar Planet Detection with the AFOE
Extrasolar Planets Encyclopaedia
51 Peg
San Francisco State University Planet Search Project

Solar neighborhood & nearby stars

05.29.2003 - 3-D map of local interstellar space shows sun lies in middle of hole piercing galactic plane
A Family Portrait of the Alpha Centauri System (ESO Press Release 05/03)
RECONS home page
Near Star List
The nearest stars
The Nearest Stars
The Local Interstellar Medium
The 18 Scorpii18 Scorpii: A Solar Twin Star

Stars, stellar classification, stellar evolution & stellar events

Star catalogues

Hipparcos G2V stars
The Encyclopedia of Suns
Simbad Query Form
The Internet Stellar Database
Hipparcos Main Catalogue Search
The SIMBAD astronomical database
The Hipparcos Space Astrometry Mission
The Internet Stellar Database
3D starmaps
Yale Bright Star Catalog
Index of /~olds/astronautics
Bright Star Catalog
Holdings in ADC Archives
Make your own Internet Stellar Database
The HYG Database 1.1
NStars Database
The new spectroscopic class L
A Peek into the Lives of the Stars
Laser History - Orion Nebula
Stars and Constellations
Announcement of New Spectral Class of Stars: L Dwarfs
Stellar Evolution
The 3-D Sky: Giants (Supernovae in Scorpius)
Magnetars -- the strongest magnets in the Galaxy
Stars and Constellations
The constellations and their stars
List of named stars
Brown dwarfs homepage
X-ray novae
Infrared stars page

Galaxies, galactic events

Sloan Digital Sky Survey
The Merger of the Milky Way and Andromeda Galaxies
A Primer on Dark Matter
Mark III Catalog of Galaxy Peculiar Velocities
The Galaxy
The Web Nebulae
Arp's Catalog of Peculiar Galaxies

Cosmology & extragalactic structure

Fly-through of the 2dF Galaxy Redshift Survey
Errors in some popular attacks on the Big Bang
Cosmology FAQ
Cosmic Microwave Background FAQ
Screwy Universe - Not!
Why is the sky dark at night?
Ned Wright's Cosmology Tutorial
GRB Optical Counterpart Images

Physics & chemistry


The Mechanical Universe

Designing the Mathematics of The Mechanical Universe
The Mechanical Universe
NRL Plasma Formulary
The Astrophysical Journal
MyPhysicsLab - Runge-Kutta Algorithm
Chemical - An Interactive Periodic Table of the Elements
Elementary Classical Physics
Entropy on the World Wide Web
Physics, Astronomy and Engineering by - Reference and Education
The Constants and Equations Pages
When Will the Next Great Quake Strike Northern California?
Anthropic Principle
"Time without end: Physics and biology in an open universe" (F.J. Dyson)
"Time without end: Physics and biology in an open universe" (F.J. Dyson)
The End of the Universe
OnScreen Science, Inc. Homepage
This Week's Finds in Mathematical Physics
"Antique windowpanes and the flow of supercooled liquids" (R.C. Plumb)
University of Oregon Physics Student Page
Curt Renshaw's Physics Page
Physics Problems
John Baez's Stuff
Learn Physics Today!
Exploring the Powers of Ten
Pictures of Famous Physicists
The Chronology of Physics
Physics Time-Line
National Institute of Standards and Technology
View from the Back of the Envelope
McMaster University Department of Physics and Astronomy
Order of Magnitude Physics class syllabus e-Print archive
sci.physics FAQ
The Physics Factbook™: Topic Index
This is a page in The Physics Factbook™ — an encyclopedia of scientific essays written by high school students that can be used by anybody.
Physics Time-Line
From the Copernican Revolution to superstrings, a chronology of more than 500 of the greatest discoveries in natural philosophy.

Unit systems & fundamental constants

UK Metric Association
A Dictionary of Measures, Units and Conversions
Center for Natural Units
SIunits abstract
Digital Generation Unit Conversions,
Metrics the Right Way
Hectopascals? No! No! Never!
SP - Metrology
The International System of Units (SI)
The NIST Reference on Constants, Units, and Uncertainty
Symbols and Abbreviations
Fundamental Physical Constants
International System of Units from NIST
NPL Reference
Modern Weights and Measures - A Complete Reference
Unit Conversion : Oil Industry Conversions
LAMBDA - WMAP Parameters Summary
WMAP Parameters Summary

Mechanics & Newtonian gravitation

Orbital mechanics

Acronyms of the Orbits
Mobile Suit Gundam: High Frontier
Navigational Computer: Orbital Transfer Calculator
Fundamentals of Orbital Mechanics
Sound Waves
Microgravity Science News and Research
Weight vs. Mass; What's the Difference?
Gravity and Tides
Physics of racing series
Kepler's laws with animation
N-body/particle simulation methods

Chemistry & materials science

The Orbitron: a gallery of atomic orbitals and molecular orbitals
Phase diagram of water and ice
Molecules of the Month - University of Oxford
Structural Materials
Solar System Ices: Planetary Physics Coursework
ChemFinder Searching
Patrick Huggins Home Page
"Perspective on the dangers of plutonium" (W.G. Sutcliffe et al)
WebElements periodic table of the elements
Water phase diagram including high density ices
Water phase diagram, including the crystal, density, triple points and structural properties of the solid high density phases of ice


Production and Transmission of Light
Molecular magnetism and levitation
SID Article - Brightness, Luminance, and Confusion

Quantum mechanics, nuclear & particle physics

Nuclear weapons

The Nuclear Weapon Archive - A Guide to Nuclear Weapons
Nuclear Weapons Frequently Asked Questions
Todd's Atomic Homepage
Conventional Fusion FAQ Section 1/11 (Fusion Physics)
Natural Radioactivity
Guide to Nuclear Science Wall Chart
Superstrings! String Theory Home Page
The Particle Adventure
Table of the Nuclides
Bose-Einstein Condensation
High Energy Physics
Particle Data Group Welcome Page
Fermi National Accelerator Laboratory Homepage
Physics and Fusion Homepage
The Particle Adventure

Special & general relativity

John Baez' General Relativity Tutorial
Modern Relativity
Time Travel in Flatland?
Relativity on the World Wide Web
Wormholes Press Release
UM-StL Motion-at-Any-Speed
Uniform Gravitational Field
Relativistic Rocket Travel
Warp Drive Home Page
Special Relativity
Black Holes FAQ
Relativity and FTL Travel
"The warp drive: hyper-fast travel within general relativity" (M. Alcubierre)
General relativity tutorial (J. Baez)
LIGO homepage
"FTL drive leads to travel backward in time" (C. Neufeld)

Visualizations & animations

The Black Earth
Welcome to the Warp Special Relativity Simulator Web page
What would a relativistic interstellar traveller see?
Paper models of Black holes
Kerr Black Hole
ASCA: Black Hole Simulation
The Planck Dive
Cordelia's Tour
Relativistic Starflight
Relativity Group Projects
Orbits in Strongly Curved Spacetime
Falling into a Black Hole
Relativistic Ray-Tracing
Simulation of a Black Hole by Raytracing
Visualization of the inner accretion disk around a Schwarzschild black hole
Index of /~rauch/ViewsBHs/video

Biology, genetics, evolution & medicine

Genomic resources

Mouse genomic resources
Human Genome Project Information
National Human Genome Research Institute - Home Page
Human Geome Project Working Draft Sequence

Radiation exposure, risk & sickness

Mission Possible Sellafield
Safety of Nuclear Power Reactors Appendix
Radnet: Nuclear Information
The Russian Northern Fleet - Sources of Radioactive contamination
Biological Effects of Radiation
Louis Slotin Memorial
Radiation Levels in Pittsburgh, PA.
Criticality and Radiation Accidents
The Origin of Selected Radiological and Nuclear Terms

Microgravity exposure

Health News 29/01/2002 Immune cells stay round in space

Explosive decompression & vacuum exposure

"Lost in space" (P. Plait)
When Humans Fly High
Human Body in a Vacuum
Human Body in a Vacuum: science fiction
Explosive Decompression and Vacuum Exposure
Vacuum Exposure: How long will it take a spacecraft to decompress?
Explosive decompression: how long will it take a spaceship to leak?


"Swapping rocks" (H.J. Melosh)
Cosmic Ancestry
Health Physics Society: Ask the Experts
Microbiology Microbes Bacteria Information and Links
The World of Richard Dawkins
The Astrobiology, Extreme Environments and Terraformation Index
Principles of Planetary Biology
The Myth of Plutonium Toxicity
"How many bytes in human memory?" (R.C. Merkle)
Dinosaurs and the History of Life
Dinosaur University
Biodiversity and Conservation: A Hypertext Book by Peter J. Bryant
Centers for Disease Control and Prevention Home Page
Disease Information: Ebola Hemorrhagic Fever
IMB Jena Image Library of Biological Macromolecules


Economics in One Lesson


Units, Events, and Dynamics in Memetic Evolution
Chain Letter Evolution
Memetics index

Skepticism & debunking

badscience » Ben Goldacre’s Bad Science column from the Guardian and more…
Immortal Fumbles


Albert Einstein

Albert Einstein Online

Carl Sagan | home
Carl Sagan - An Electronic Monument
Yahoo! Science: Carl Sagan (1934-1996)
Tribute to Carl Sagan
Dr. Sagan table of contents
Dr. Robert L. Forward
The Alfred Russel Wallace Page
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