fraternal twins

An international team of scientists has identified two genetic variants that influence the odds of a mother having natural fraternal, non-identical, twins. Hamdi Mbarek The findings also offer more insight...

The twins Greg and Alex Abbas were always really good in math and science.They sounded exactly alike on the phone. They could each play the piano, and they both became...

In a recent paper, Southern California researchers announced that political involvement has a genetic component.Though they stopped short of identifying a gene or genes at work, the researchers concluded that...