<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEETS, STATEMENTS OF OPERATIONS AND STATEMENTS OF CASH
FLOWS INCLUDED IN THE COMPANY'S FORM 10-Q FOR THE PERIOD ENDED JUNE 30, 1998,
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS AND
NOTES THERETO.
</LEGEND>
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                          39,075
<SECURITIES>                                    42,664
<RECEIVABLES>                                        0
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                86,846
<PP&E>                                          45,530
<DEPRECIATION>                                (24,706)
<TOTAL-ASSETS>                                 116,454
<CURRENT-LIABILITIES>                           24,135
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        29,999
<OTHER-SE>                                      72,138
<TOTAL-LIABILITY-AND-EQUITY>                   116,454
<SALES>                                              0
<TOTAL-REVENUES>                                17,531
<CGS>                                                0
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                                36,496
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               1,107
<INCOME-PRETAX>                              (143,193)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                          (143,193)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 (143,193)
<EPS-PRIMARY>                                   (4.87)
<EPS-DILUTED>                                   (4.87)