Crick and Watson were trying to build a 3D model of the DNA molecule. But they were not the only ones working on finding its structure. They were competing with a team at King's College London ...

In fact, Watson and Crick were worried that they would be "scooped" by Pauling, who proposed a different model for the three-dimensional structure of DNA just months before they did. In the end ...

With popular genetic testing company 23andMe filing for bankruptcy, what does the future of ancestry DNA ... label does not mean that two people are genetically or ancestrally similar. A model ...