Interesting article about how an astronomer's interest in nature photography and some ingenious use of standard Canon lenses, led to advancing our understanding of dark matter:
http://www.abc.net.au/science/articl...23/4410014.htm
Interesting article about how an astronomer's interest in nature photography and some ingenious use of standard Canon lenses, led to advancing our understanding of dark matter:
http://www.abc.net.au/science/articl...23/4410014.htm