1 / 4   Louise Brown, the first test-tube baby attended the 40th anniversary of IVF (in-vitro fertilization) exhibition at the Science Museum in London on Wednesday. She looked at the desiccator in which she was created. /VCG Photo

2 / 4   This exhibition mainly shows the history of assisted reproduction. Louise talked about her upcoming 40th birthday in July. /VCG Photo

3 / 4   There are around six million babies born through IVF after Louise's successful birth took place using test-tube technology. /VCG Photo

4 / 4   Louise's health was checked immediately after her birth. According to Louise, “I knew I was different, and kids can be quite cruel, but I never had any problems.” /VCG Photo