Life on Earth may have learned to breathe oxygen long before oxygen filled the skies. MIT researchers traced a key ...

The biggest source of additional CO2 is the combustion of fossil fuels – oil, natural gas and coal – to power vehicles, ...

A conspiracy theory that spread on social media claims that gravity will disappear for seven seconds this August, and that NASA is aware that this will happen. A physics professor explains why this is ...

The idea that extreme climate change could one day cause a mass extinction and end the human dominance is not as farfetched ...

Volcanoes and wildfires can inject millions of tons of gases and aerosol particles into the air, affecting temperatures on a global scale. But picking out the specific impact of individual events ...

A closer look at Earth’s history shows that melting ice sheets temporarily increased stratification in the Southern Ocean.

The Environmental Protection Agency rejected the bedrock scientific finding that greenhouse gases threaten human life and ...

Researchers at ETH Zurich have now discovered for the first time that large blackwater lakes in the extensive peatlands of ...

CFC substitutes release 335,500 tons of an eternal chemical called TFA that already contaminates rain, ice, and global water.

The Trump administration has repealed the scientific determination that underpins the government’s legal authority to combat climate change.

Since the 1990s, scientists have discovered approximately 6,100 planets outside our solar system, called exoplanets.

Geomagnetic storm conditions linked to fast solar wind streams may increase aurora visibility tonight across Canada, Scandinavia, and Alaska, according to NOAA and the U.K. Met Office.