World Blood Donor Day 1868. World Blood Donor Day celebration brings a precious opportunity to all donors for celebrating it on national and global level as well as to commemorate the birthday anniversary of the Karl Landsteiner (a great scientist who won the Nobel Prize for his great discovery of the ABO blood group system). The theme for Blood Donation Day in 2018 is 'Be there for someone else. Give blood. Share life' The theme for Blood Donation Day in 2017 focus on blood donation in emergency situations. The first response when an emergency happens is "What Can You Do?" and the answer is
Nobel Prize controversies many publications before a 15 November Reuters story from Stockholm with the announcement that the prize that year was being awarded to William Henry Bragg and William Lawrence Bragg "for their services in the analysis of crystal structure by means of X-rays". There were unsubstantiated rumors at the time that Tesla and Edison had won the prize and that the Nobel committee had changed recipients when Tesla and/or Edison refused the award (a claim also made many years later attributed Tesla). The Nobel Foundation declined to comment on the rumors other than saying, "Any rumor that a person has not