Reading your prescription starts by identifying which values belong to which eye. “OD” refers to your right eye and “OS” to ...

There are few forms of the botanical world as readily identifiable as fern leaves. These often large, lacy fronds lend ...

An enigmatic group of fossil organisms has finally been identified—and is changing the story of how plants took root on land ...

Researchers mapped brain topology changes across the lifespan, identifying four critical turning points that shape neural networks from childhood to aging.