2273571 Tom is under observation. CK 1 2953073 It was just an observation. CK 24000 Science is based on very careful observations. NekoKanjya 277656 A careful observation will show you the difference. CM 826854 His observations are sharp, but he doesn't say much. CK 3278733 Tom was kept in the hospital overnight for observation. CK 266587 The very sick baby was under careful observation by the doctors. CM 30000 A good theory is characterized by the fact that it makes a number of predictions that could in principle be disproved or falsified by observation. CM