Interview with Aurélien Barrau on climate change
200 of the world's most prominent artists and scientists joined his call for urgent political action to save the planet. Here is astrophysicist Aurélien Barrau's message.
How would the Earth look like if all the ice melted?
The Kilauea volcano is only one of 169 active volcanoes in the USA
This is an environmental success story
This is what happens to used contact lenses
All these animals are threatened by humans
Sun dogs: a wintertime phenomenon in the sky