Explore the evolving rare earth hypothesis, highlighting new findings on habitability and the conditions for complex life on ...

If it were to become a reality, hypersonic flight, long the realm of science fiction, could revolutionize global travel, ...

Using genomics, evolutionary biologists test several hypotheses on the origin of viruses. New evidence suggests they may have ...

In the words of Dr. Lawrence M. Krauss, space and time cannot contain the fundamental laws of physics because they generate ...

In the world of phylogenetics, there's team sponge and team comb jelly. Which creature roots the animal tree of life—the simple sponge or the more complex comb jelly—has stirred fierce debate among ...