American Radio Relay League (ARRL) http://www.arrl.org/
Astronomy Picture of the Day http://antwrp.gsfc.nasa.gov/apod/astropix.html
Become a Storm-Spotter from Home
https://www.improvenet.com/a/become-a-storm-spotter-from-home
Daniel C. Dennet's Home Page
http://ase.tufts.edu/cogstud/dennett/
Hubble Space Telescope http://hubblesite.org/
Large Hadron Collider http://public.web.cern.ch/public/en/LHC/LHC-en.html
LIGO - Laser Interferometer Gravitational Observatory -https://www.ligo.caltech.edu/
North York Astronomical Association http://www.nyaa.ca/index.php
Radio Amateurs of Canada http://www.rac.ca/
Royal Astronomical Society of Canada http://www.rasc.ca/
Very Large Array Radio Telescope http://www.vla.nrao.edu/