They looked like traces left behind by tiny creatures, but were most likely microbes.

Add Yahoo as a preferred source to see more of our stories on Google. Composite of a large group of wildlife zoo animals together over a white horizontal web banner or social media cover. There are ...

Animals are not just inhabitants of the natural world—they are its architects. A new study led by Professor Gemma Harvey from Queen Mary University of London has revealed how hundreds of species shape ...

You may be surprised to discover that physical strength and size isn't what sets apart the world's most dangerous animals. In fact, some of the world's smallest creatures can be the deadliest to ...

The Canadian fossils belong to the White Sea group. But they appear to be around 567 million years old – 5 to 10 million ...

From butterflies to blue whales, corals and worms, Earth is home to an incredible diversity of animals. How all of these ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

David Schechter serves as CBS News National Environmental Correspondent, delivering in-depth reporting on the human impacts of our changing environment and climate. Senior Visual Data Journalist, Data ...

In March, I visited the Lowell Observatory — the astronomical research site where Pluto was first discovered — in Flagstaff, Arizona. I stood in line to squint through telescopes at Jupiter and the ...