Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America's oldest-known flying reptile, that reveal a time of transition when venerable lineages that were ...

Plant-insect interactions encompass a wide array of relationships, ranging from the beneficial (like pollination) to the ...

Buried for 209 million years, a tiny flying reptile and its ancient neighbors just emerged from Arizona’s Triassic past.

“We’re seeing evidence of complex plant-insect interactions and some of the earliest appearances of major animal groups that ...

Algal blooms have many causes, but it's commonly chemicals in industrial fertilizers that end up in rivers and oceans in a ...

Terrestrial baseline survey identifies several species potentially new to science and 11 new local Key Biodiversity Areas across The Red Sea and AMAA ...

The venture, privately funded to start, is now run by the University of Arizona. And today, scientists there are quietly ...

Fossils of the pterosaur were discovered in Petrified Forest National Park. The fossils date back 209 million years.

Smithsonian scientists have uncovered North America’s oldest known pterosaur from a 209-million-year-old bonebed in Arizona’s ...