Humans carry the DNA of two mysterious “ghost” ancestors who passed on their genes before going extinct, researchers have said.

In a new Science study, scientists read the family tree buried inside modern genomes and turned up “ghost ancestors” in every population on Earth that no fossil records can account for. Anatomically ...

Scientists have taken inspiration from one of nature’s oldest insects to create a new type of electronic nose that could one ...

More than 150 years after Darwin’s finches helped reshape biology, Galápagos plants are exposing another evolutionary ...

UC Berkeley researchers have identified regions of DNA that humans inherited from two unknown ancestors as a result of ...

We all have bits of DNA from a long-lost “ghost ancestor” inside us – and by putting all the different bits together, we ...

The discovery marks the first known transmissible cancer in any freshwater fish, opening an entirely new area of cancer research ...

A newly mapped step in DNA replication suggests that strand separation begins at a precise junction between two helicase ...

Forest trees are foundational to global terrestrial ecosystems, sustaining biodiversity, regulating climate, and providing essential ecosystem services. As ...

Scientists know all dogs descended from the gray wolf, but they don't know exactly how that happened. Tell students that in this activity they are going to engage in a simulation to learn how ...