It has long been known that various amphibians, including frogs and toads, lived during this time, and even much further back ...

While searching for dinosaur fossils in Argentina, paleontologists made an accidental discovery: the oldest tadpole ever found. The fossil, unearthed in the La Matilde Formation in Patagonia, may ...

“It's not only the oldest tadpole known, but also the most exquisitely preserved,” said study author Mariana Chuliver, a biologist at Buenos Aires’ Maimonides University. Researchers know frogs were ...

At 14, Mariana married her uncle, Spain’s King Philip IV, then 44. The theatrical portrait has been shown in the United States only once before, in New York in 1989. Philip IV was in trouble.

As bad news piled on bad news, something drastic needed to be done. Enter Mariana, the subject of an extraordinary, monumental full-length portrait painted by the Spanish genius Diego Rodríguez ...

As bad news piled on bad news, something drastic needed to be done. Enter Mariana, the subject of an extraordinary, monumental full-length portrait painted by the Spanish genius Diego Rodríguez de ...

Detectives are interviewing a person of interest and will remain on scene at E Mariana Avenue throughout the day, the post said Monday. The sheriff's office said in its X and Facebook posts that ...

This past week, another fine painting went on view at the Norton Simon, this being “Queen Mariana of Austria,” painted in 1652-1653 by Diego Velázquez, arguably Spain’s most renowned artist, with his ...

Mariana Alfaro is a reporter for The Washington Post's breaking political news team. Previously, she co-anchored Post Politics Now. Mariana joined The Post in 2019 as a researcher for the Daily 202.

Humans aren't alone when it comes to yawning — all vertebrates do it too, including fish, amphibians, reptiles, birds and mammals. But why? The "evolutionarily ancient" act of yawning likely ...

HARTFORD, Conn. — Gov. Ned Lamont has appointed Mariana Monteiro as Connecticut's first-ever chief equity and opportunity officer. This new position, created through an executive order earlier ...