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Segment Information (Tables)
6 Months Ended
Jun. 30, 2025
Segment Reporting [Abstract]  
Schedule of operating segment information
                
  Three Months Ended   Six Months Ended 
  June 30,   June 30, 
  2025   2024   2025   2024 
Research and development expense  $(1,074)  $(866)  $(1,960)  $(2,014)
General and administrative expense   (1,235)   (1,048)   (2,221)   (2,109)
Impairment loss on property and equipment                
Other income   24    4    2    6 
Interest income   119    66    244    121 
Interest expense       (2)       (4)
Net loss  $(2,166)  $(1,846)  $(3,935)  $(4,000)
                     
Total assets  $11,301   $5,296   $11,301   $5,296