<TABLE> <S> <C>


<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the balance
sheet at June 30, 1998 and the statement of operations for the three months and
six months ended June 30, 1998 and is qualified in its entirety by reference to
such financial statements.
</LEGEND>
       
<S>                             <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998             DEC-31-1998
<PERIOD-START>                              APR-1-1998             JAN-01-1998
<PERIOD-END>                               JUN-30-1998             JUN-30-1998
<CASH>                                       5,788,522               5,788,522
<SECURITIES>                                         0                       0
<RECEIVABLES>                                  338,897                 338,897
<ALLOWANCES>                                         0                       0
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                             6,747,781               6,747,781
<PP&E>                                       3,698,321               3,698,321
<DEPRECIATION>                               3,301,032               3,301,032
<TOTAL-ASSETS>                               7,402,096               7,402,096
<CURRENT-LIABILITIES>                          758,576                 758,576
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                        30,018                  30,018
<OTHER-SE>                                   6,382,529               6,382,529
<TOTAL-LIABILITY-AND-EQUITY>                 7,402,096               7,402,096
<SALES>                                              0                       0
<TOTAL-REVENUES>                                75,840                 189,874
<CGS>                                                0                       0
<TOTAL-COSTS>                                  972,899               2,533,398
<OTHER-EXPENSES>                                     0                       0
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                               3,884                   4,108
<INCOME-PRETAX>                              (900,943)             (2,347,632)
<INCOME-TAX>                                         0                       0
<INCOME-CONTINUING>                          (900,943)             (2,347,632)
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                 (900,943)             (2,347,632)
<EPS-PRIMARY>                                   (0.32)                  (1.40)
<EPS-DILUTED>                                   (0.32)                  (1.40)
        

</TABLE>