The Amazon molly, an all-female species that engages in asexual reproduction. Photograph: Manfred Schartl/University of Wurzburg/Reuters

An all-female freshwater fish species called the Amazon molly that inhabits rivers and creeks along the Texas-Mexico border is living proof that sexua(...)

Revolutionary personalised cancer vaccines tailored to individual patients have produced highly promising results in an early clinical trial.The vacci(...)