Filed pursuant to Rule 424 (b)(3)&(c)
                                         Registration Nos. 333-76820, 333-45511,
                                                         333-36462 and 333-54092




                           Prospectus Supplement No. 2
                                       to
                        Prospectus dated January 29, 2002


                          ALTAIR NANOTECHNOLOGIES INC.

         This Prospectus Supplement supplements the Prospectus dated January 29,
2002 (the  "Prospectus")  of Altair  Nanotechnologies  Inc.,  formerly  known as
Altair  International Inc., relating to the offering and sale of up to 8,497,693
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 the Prospectus  Supplement  dated April 17, 2002. This Prospectus
Supplement is qualified in its entirety by reference to the  Prospectus  and the
Prospectus  Supplement  dated  April  17,  2002  except to the  extent  that the
information  contained  herein modifies or supersedes the information  contained
therein.

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


         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.

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

             The date of this Prospectus Supplement is July 17, 2002