A mass extinction event wiped out around 90% of life. What followed has long puzzled scientists: The planet became lethally ...

Mars atmosphere composition . According to ESA, Mars' atmosphere is composed of 95.32% carbon dioxide, 2.7% nitrogen, 1.6% argon and 0.13% oxygen.The atmospheric pressure at the surface is 6.35 ...

Charts depicting the data gathered by four of James Webb's instruments, analyzing the composition of the atmosphere of WASP-39 b NASA, ESA, CSA, J. Olmsted (STScI) ...

Learn more about a sequence of increases in the carbon dioxide in our ancient atmosphere, which can tell us about our oceans’ ...

ON May 4, in the lecture theatre of the Royal Institution in London, a joint discussion on the upper atmosphere was held by the Chemical Society, the Physical Society, and the Royal Meteorological ...

This week, astronomers announced that they’d found evidence of chemical reactions in the atmosphere of an exoplanet 700 light years away from Earth.

Humans contribute mercury to the air by burning fossil fuels, incinerating waste and mining. Environmental protections, such as the Minamata Convention on Mercury, aim to target those sources of ...

Earth is an ocean world, with water covering about 71% of its surface. Venus, our closest planetary neighbor, is sometimes called Earth's twin based on their similar size and rocky composition.

Until now, carbon capture has focused largely on removing greenhouse gases at their source, such as the emissions of power plants, refineries, concrete plants and other industries.

Scientists have pondered why Mars seemed to be missing sufficient carbonates indicative of its warm, wet past. Now, NASA’s Curiosity rover may have just solved the mystery.