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

Picture a baby Brachiosaurus the size of a golden retriever, hunting for food with its siblings while dodging predators that would happily eat it. Meanwhile, its parents—towering over 40 feet tall—are ...

When searching for exoplanets with potentially habitable atmospheres, astronomers really only have Earth as an example of what to look for. But a new study says that a past era of Earth may be a ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Paleontologists have uncovered a previously unknown prehistoric mammal ...

The Mesozoic era, traditionally renowned as the age of dinosaurs, also marks a period of remarkable innovation in the evolution of early mammals. Mammaliaforms diversified into a variety of ecological ...

International researchers say they discovered a new species of snail in a piece of amber that is around 99 million years old. A study published in the peer-reviewed journal Cretaceous Research ...

Ocean deoxygenation during the Mesozoic Era was much more rapid than previous thought, with CO2 induced environmental warming creating ocean 'dead zones' over timescales of only tens of thousands of ...

Thanks a lot, jerks.

KALAMAZOO, MI ― Do you love dinosaurs? Are you interested in viewing and learning about some historic creatures that once walked this earth? Western Michigan University’s Department of Geological and ...

Step back in time to the Mesozoic Era, where dinosaurs ruled the Earth. With this quiz, you’ll encounter iconic giants like the T. Rex and the Stegosaurus, clever predators like the Velociraptor and ...

When astronomers search for worlds that could possibly host life, they’re operating off of just one example: Earth. So far as we can tell, our specific cocktail of nitrogen, oxygen, and other trace ...