Stocks: Real-time U.S. stock quotes reflect trades reported through Nasdaq only; comprehensive quotes and volume reflect trading in all markets and are delayed at least 15 minutes. International stock ...

Zoology is the scientific study of animals. This discipline can include animal anatomy, physiology, biochemistry, genetics, evolution, ecology, behaviour and conservation. A clade-wide study of ...

An inherent principle of publication is that others should be able to replicate and build upon the authors' published claims. A condition of publication in a Nature Portfolio journal is that authors ...

Welcome to What’s On, our weekly roundup of notable shows and films. Here is what’s happening on TV from Sunday, December 28 to Saturday, January 3. All times are Eastern.