Everyone knows what a bird is, and most people are familiar with dinosaurs. However, not many realize that birds evolved from ...

The catastrophic event that ended the reign of the dinosaurs 66 million years ago left an indelible mark on Earth’s history.

The tradition of coloring eggs to celebrate Easter can be traced to the 13th-century Britain, and perhaps even earlier, to early Christian Europe and Mesopotamia. But these were not the first colored ...

Fossilized footprints and tracks dating back 50 million years ago discovered at the John Day Fossil Beds National Monument ...

The life of a 166-million-year-old reptile has been turned upside down. While Marmoretta oxoniensis was believed to have swum ...

The Mesozoic Era extinctions formed the world as we know it today. Read about what caused them and which animals survived.

The World Health Organization called on all nations to share samples and genetic sequences Mexico City: A three-year-old girl has become Mexico's first human fatality from H5N1 bird flu ...

DADO RUVIC / REUTERS A three-year-old girl has become Mexico's first human fatality from H5N1 bird flu, health officials said Tuesday, April 8. The girl from the northern state of Coahuila died of ...

MEXICO CITY (AP) — A 3-year-old girl in western Mexico has died after contracting bird flu in the country’s first confirmed human case of bird flu, Mexican health authorities said Tuesday.