“A 62-million-year-old skeleton of this quality and completeness offers novel insights into mixodectids, including a much clearer picture of their evolutionary relationships,” study co-author and Yale ...

Mammals keep evolving into anteaters, eating only ants and termites, at least 12 times since the age the dinosaurs.

For more than 140 years, Mixodectes pungens, a species of small mammal that inhabited western North America in the early Paleocene, was a mystery. What little was known about them had been mostly ...

If textbooks ever made you believe mammals like humans, cats, and kangaroos first evolved somewhere up north, think again. A remarkable discovery from Australia has flipped our understanding of mammal ...

If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have ...

A series of whole genome and gene duplication events that go back hundreds of millions of years have laid the foundations for tissue-specific gene expression, according to a new study. The 'copy-paste ...

Birds are the most diverse land vertebrate on the planet, and now scientists have constructed a complete evolutionary tree of the 11,000 or so known species. This data came from hundreds of studies ...

The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

Mixodectes pungens lived only a few million years after the dinosaurs went extinct. By Laura Baisas Published Mar 11, 2025 2:30 PM EDT Get the Popular Science daily newsletter💡 Breakthroughs, ...