Grizzly bears, for example, are a subspecies of brown bear found in parts of North America. There are many different subspecies of brown bear found all over the world, from Kodiak bears in Alaska to ...

Archaeologists have thought that ancient people in East Asia completely skipped the Middle Paleolithic. Our discovery challenges the long-standing notion that while ancient people in Europe and Africa ...

Beetles alone account for almost one-third of the number, about 1.5 million species. By comparison, there are “only” an ...

David Childs, the lead architect of the One World Trade Center skyscraper that rose from the site where the Twin Towers ...

Paleontologists have discovered a newly identified fish species in Australia so well-preserved that they could determine its ...

Vitalant has announced its April blood drive locations for northern Arizona, including in Flagstaff, Rimrock and Williams.

A new study published in Science by a team of scientists across five continents led by King Abdullah University of Science ...

A new study published in Science by a team of scientists across five continents led by King Abdullah University of Science and Technology (KAUST ...

In vertebrates, the skeleton of different regions of the body arises from different precursor cells. Researchers at the ...

Mar 26, 2025 The McGee group is one of the two smallest groups with an outer automorphism that preserves conjugacy classes. My route to understanding this fact was a long and winding one.

Blood Assurance is facing an emergency blood shortage, with just a half-day’s supply of multiple blood types remaining. While ...

The estimate of 5.5 million species of insects is interesting. What’s even more remarkable is that because scientists have ...