Can the World's Toughest Animal Survive Space?
- Wired Science article about the 2007 Tardigrades in Space program
- http://blog.wired.com/wiredscience/2007/09/can-the-worlds-.html

Tardigrades in Space
- TARDIS, a research project evaluating the ability of tardigrades to survive in open space conditions.
- http://tardigradesinspace.blogspot.com/

Deep-Freeze
- A Time Magazine article that mentions Abbe Spallanzani, who discovered tardigrades in 1776, approaching the French philosopher Voltaire to ask about the soul of organisms that can be rehydrated and brought back to life.
- http://www.time.com/time/magazine/article/0,9171,816378,00.html

Nature's Secrets: What is the most common species in Southwest Florida?
- An newspaper article about tardigrades from the Herald Tribune of Southwest Florida
- http://www.heraldtribune.com/apps/pbcs.dll/article?AID=/20050911/COLUMNIST18/509110849

Extreme Animals
- An article from NASA's Astrobiology Magazine about the ability of tardigrades to survive extreme conditions.
- http://www.astrobio.net/news/article261.html

Student Research Using Tardigrades
- Background on tardigrades and guidelines for using them in a student research project.
- http://pathfinderscience.net/tardigrades/

National Science Digital Library
- Tardigrade pages from the National Science Digital Library, a resource created by the National Science Foundation.
- http://nsdl.org/search/?verb=Search&s=0&n=10&q=tardigrades&submit=Search

Genome Sequencing Project
- A tardigrade genome sequencing project launched in 2007.
- http://www.ncbi.nlm.nih.gov/sites/entrez?Db=genomeprj&cmd=ShowDetailView&TermToSearch=20355

Nigel Marley's Tardigrada Research
- Brief resume of tardigrade research at University of Plymouth.
- http://www.plymouth.ac.uk/pages/dynamic.asp?page=staffdetails&id=nmarley

Tardigrades
- Research on this group at the Swedish Museum of Natural History. Includes image gallery.
- http://www.nrm.se/theswedishmuseumofnaturalhistory/researchandcollections/zoology/invertebratezoology/factsoninvertebrates/tardigrada.4.5fdc727f10d795b1c6e800010932.html

Tardigrades: Movies and Pictures
- Movies, pictures, protocols and publications on tardigrades (water bears) from a research laboratory at the University of North Carolina at Chapel Hill.
- http://tardigrades.bio.unc.edu/

Tardigrades - Bears of the Moss
- An article from the Kansas School Naturalist features information about the habitat, anatomy, physiology, and special adaptations to extreme weather. Also, describes how to collect and study samples. Includes photos and diagrams.
- http://www.emporia.edu/ksn/v43n3-may1997/

Tardigrades (Water Bears)
- Describes the creature's anatomy, reproduction methods, food sources, habitats, and the response to extreme environments. Includes photos and resource links.
- http://serc.carleton.edu/microbelife/topics/tardigrade/

Marine Tardigrada
- Taxonomical list of marine species, publications containing the original species descriptions, and some images.
- http://homepage3.nifty.com/cxj11255/tardigrada/

Tardigrade Discussion List
- Archives of a discussion list about water bear biology that was active from 2000 to 2006.
- http://www.jiscmail.ac.uk/lists/tardigrada.html

A Tardigrade from Scotland
- A tardigrade from Scotland, Isohypsibius annulatus, described in Microscopy UK's online magazine.
- http://www.microscopy-uk.org.uk/mag/artaug00/ellstard.html

Hunting for 'Bears' in the Backyard
- Illustrated method for finding terrestrial tardigrades, an article from the Microscopy UK web magazine.
- http://www.microscopy-uk.org.uk/mag/artmay99/dwbear.html

The Incredible Water Bear
- Article from Microscopy UK, illustrated with still images and video clips.
- http://www.microscopy-uk.org.uk/mag/artjun00/mmbearp.html

Phylum Tardigrada
- A thorough outline of the biology of the tardigrades, including their features, life cycle, classification and ecology.
- http://www.rtis.com/nat/user/elsberry/taxa/tardigra.html