fraternal twins

For Twosday (Tuesday 2/22/22) We're sharing a story we did a few years back about identical twins. Twins are endlessly fascinating for us as humans, and their stories are embedded in our folklore and mythology. But twins and the study of twins is also a cornerstone for genetic research helping us better understand the heritability of different traits, conditions and diseases. Check out these stories.

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...

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...