Purple Earth Hypothesis suggests Earth was once a purple planet. Early microbes used retinal, not chlorophyll, for ...

Plants harness quantum physics to capture solar energy with near-perfect efficiency. Scientists are now exploring how to ...

Explore the fascinating Purple Earth Hypothesis, which suggests that Earth may have once been painted purple by early ...

Small molecules are low molecular weight molecules that include lipids, monosaccharides, second messengers, other natural products and metabolites, as well as drugs and other xenobiotics.

Molecular conformation is any spatial arrangement of the atoms in a molecule which can be interconverted by rotations about formally single bonds. Biopolymers, such as polynucleotides ...