Plants have evolved a variety of defense mechanisms against predators and environmental challenges. Among their protective devices are a myriad of compounds, some very complex in structure, that allow ...

For the first time, a group of researchers have successfully extracted ancient DNA from a 2,900-year-old clay brick. The analysis provides a fascinating insight into the diversity of plant species ...

For decades, scientists have known that bacteria can exchange genetic material, in a process called horizontal gene transfer. This allows bacteria to rapidly evolve new traits, such as antibiotic ...