Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the ...

you'll find a variety of Earth Day facts below that you might not already know. In this collection of trivia bits, you'll find interesting facts on how the observation got its start, the founders ...

However, many years ago, the Earth looked very different to how it does today. Around 250 million years ago, all of the continents were joined together as one supercontinent called Pangea.

He shared key facts about the asteroid with CBS News during ... That is when the asteroid is passing, really, through a part of the orbit of the Earth. So, it's really going through the path ...

From fiery 'blood moons' to ancient legends, discover the surprising science and history behind lunar eclipses.

On 31 March 2007, more than 2.2 million individuals and 2,000 businesses in Sydney, Australia switched off their lights for one hour, which marked the beginning of the Earth Hour movement. And that ...

He shared key facts about the asteroid with CBS News during the below conversation, which has been edited for clarity. When would the asteroid hit Earth? This asteroid passes us by every four years.

Where they lived: Dinosaur fossils have been found on every continent, including Antarctica. What they ate: Some ate plants, while others ate animals, including other dinosaurs. How big they were ...