Filed pursuant to Rule 424 (b)(3)&(c)
                                                      Registration No. 333-89478

                              Prospectus Supplement
                                       to
                          Prospectus dated June 6, 2002


                          ALTAIR NANOTECHNOLOGIES INC.

         This Prospectus  Supplement  supplements  the Prospectus  dated June 6,
2002 (the  "Prospectus")  of Altair  Nanotechnologies  Inc.,  formerly  known as
Altair  International Inc., relating to the offering and sale of up to 1,847,500
common shares of Altair by persons who are existing  security  holders of Altair
and identified in the section of the prospectus entitled "Selling Shareholders."
The purpose of this  Prospectus  Supplement  is to inform you that the issuer of
the common shares  described in the Prospectus has changed its name from "Altair
International  Inc." to  "Altair  Nanotechnologies  Inc."  and has  changed  the
statute  under  which it is  incorporated  from  the  Business  Corporation  Act
(Ontario)  to the  Canada  Business  Corporations  Act.  All  references  in the
Prospectus to "Altair International Inc." are hereby changed to be references to
"Altair Nanotechnologies Inc."

         This  Prospectus  Supplement  should  be read in  conjunction  with the
Prospectus,  and this  Prospectus  Supplement  is  qualified  in its entirety by
reference to the Prospectus except to the extent that the information  contained
herein modifies or supersedes the information contained in the Prospectus.

         Consider  carefully  the  risk  factors  beginning  on  page  2 in  the
Prospectus before investing in our securities.

                        --------------------------------

Neither  the  Securities  and  Exchange  Commission  nor  any  state  securities
commission  has approved or  disapproved  of these  securities  or passed on the
adequacy or accuracy  of the  Prospectus  and this  Prospectus  Supplement.  Any
representation to the contrary is a criminal offense.

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             The date of this Prospectus Supplement is July 17, 2002