"By following universal paralogs," says Kaçar, "we can connect the earliest steps of life on Earth to the tools of modern ...

Life’s story may stretch further back than scientists once thought. Some genes found in nearly every organism today were already duplicated before all life shared a common ancestor. By tracking these ...

Evolution of the mouse [Beta] globin complex locus / M.H. Edgell, S.C. Hardies, B. Brown, C. Voliva, A. Hill, S. Phillips, M. Comer, F. Burton, S. Weaver, and C.A ...

Ferns, defined by large genomes, high chromosome counts, and pervasive aneuploidy as well as intraspecific polyploid ...

Learn how increased protein diversity in signaling genes may have helped drive the shift from invertebrates to vertebrates, ...

Scientists call this speck LUCA — the Last Universal Common Ancestor. Since the concept of LUCA first emerged, it has ...

Termites did not evolve complex societies by adding new genetic features. Instead, scientists found that they became more ...

From epic poetry to game shows, from Stone Age axes to spaceflight, humans have the most complex cultures of any species on Earth. Since the time of Darwin, scientists have suspected that this culture ...

Cucumber is an economically important crop worldwide, ranking as the third most-produced vegetable after tomatoes and onions.