The American Lung Association's State of the Air 2016 report reveals that California has the dirtiest air in the U.S.
Scientists say that half of the natural wonder of Great Barrier Reef is dead or dying.
A recent study reveals that Americans are not too bothered about climate change because of their preference for the resulting warm weather.
A new theory suggests that dinosaurs were on the brink of extinction long before an asteroid hit the Earth 65 million years ago.
A new study has revealed that every city has its own microbial community, which is distinct from those found in other places.
A spectacular footage shows how a school of dolphins are escaping from an orca ambush.
Monkey fossils were found in Panama Canal that belonged to South American monkey. It showed that these monkeys travelled from South America to North America 21 million years ago.
The discovery of a complete fossilized heart in a prehistoric fish is good news for researchers.
Mexico's Popocatepetl volcano erupted on Monday, giving out ashes all over Puebla City.
Trees share carbon via underground, study reveals.
Dead turtles found along the Gulf Coast may still be the effect of the BP oil disaster from 2010.