Interesting Facts Archive

Why Do We Have Different Blood Types?

In human blood there are two antigens and antibodies. The two antigens are antigen A and antigen B. The two antibodies are antibody A and antibody B. The antigens are present in the red blood cells and the antibodies in the serum. Regarding the antigen property of the blood all human beings can be classified

The Science of Kissing

There must be a good reason why we kiss. From motherly comforts to testing the genetic compatibility of your “mate” . . . the science of kissing is pretty awesome…

How Were the Pyramids Built?

For the dynasty to work for the great pyramid it had to have been built in 20 years. If work was done on it 7 days a week 10 hours a day 365 days a year a stone had to be laid every 2 minutes. But the vast majority of the workers were farmers that