The “mesozoic cow” was a dinosaur with hundreds of ever-replacing teeth. Here’s how its uniquely adapted skull allowed it to ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. When dinosaurs ...

Around 250 million years ago, what is today scorching desert in remote northwestern Australia was the shore of a shallow bay ...

Imagine trudging through a fern-filled forest 150 million years ago, and witnessing a towering mama dinosaursaurus giving a nice dressing down to a baby dinosaursaurus for having too much screentime!

The early mammals that lived alongside the dinosaurs upwards of 150 million years ago (mya) were likely covered in dark and dusky greyish-brown fur, according to a quantitative reconstruction of ...

The Mesozoic was not a ‘dinosaurs-only theme park’. Numerous other tetrapod lineages were around as well, and there was enough ‘ecospace’ for members of at least some of these groups to evolve giant ...

The discovery of a beetle and pollen in 105-million-year-old Spanish amber is proof of a new insect pollination mode that dates to the mid-Mesozoic, before the rise of flowering plants. The study ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Supersaurus, Patagotitan, Sauroposeidon. The ...