The properties of organic molecules are intimately related to their shape. In many structurally complex organic molecules, shape is influenced—or dictated—by the three-dimensional orientation of ...

CORRECTION: This story was updated on April 21, 2016, to clarify that the method described was not the first radical-based route to chiral quaternary carbon centers. The method is the first route ...

Climate change and the developments it spurs carry the narrative of the Quaternary, the most recent 2.6 million years of Earth's history. Glaciers advance from the Poles and then retreat, carving and ...

We are researching the cause of megafaunal extinction in the last major extinction event. Hundreds of large mammal species disappeared during the transition from the last glaciation to the present ...