It has genes for ribosomes, tRNAs, and mRNAs. These components are the scaffolding of life: the tools by which cells read ...

Proteins degrade over time, making their history hard to study. But new research has uncovered ancient proteins in the enamel ...

One study is of enamel proteins from extinct mammal fossils from the Turkana Basin in Kenya, and the other study is of enamel proteins from extinct mammals in the Haughton impact crater site located ...

Alignment and sequencing errors are a major concern in molecular evolution, and this valuable study represents a welcome improvement for genome-wide scans of positive selection. This new method seems ...

Dogs have lived with Indigenous Americans since before they came to the continent together 10,000 years ago. A new analysis ...

Yale University ecologists reveal a lizard lineage that rode out the dinosaur-killing asteroid event with unexpected ...

What is the Tully monster? Learn more about the near-nameless fossil, and why experts still can't agree on its classification ...

A Second Life for An Historic TreeA Second Life for An Historic Tree Increasing Alexandria natural canopy is an ongoing project.

Saturday’s massacre at the Tree of Life synagogue was the deadliest American attack on Jews in U.S. history. Across denominations, mourners gathered Tuesday to pay their respects to four of the ...

In the vast and often unseen world of microscopic life, a recent discovery may force scientists to rethink what it means to ...

All the print and electronic media report that a huge branch of a large tree has fallen on a school in Balangoda, killing a 17-year-old student and causing severe injuries to 16 students.A mother of a ...

Molecules from the 20-million-year-old teeth of a rhino relative are among the oldest ever sequenced, opening tantalizing ...