Explore how Earth would appear without life. Studies from Universe Today and Cornell University reveal atmospheric signals, surface conditions, and implications for exoplanet observations.

Researchers Present Blueprint for Joint Meteorology and Atmospheric Composition Program ...

The Earth’s atmosphere is a complex and dynamic envelope comprised primarily of nitrogen and oxygen, with trace gases such as carbon dioxide, methane, water vapour and ozone playing outsized roles in ...

Cyanobacteria, as they still exist today, were the first organisms to carry out photosynthesis and release oxygen. Produced in primeval oceans about 2.5 billion years ago, this oxygen accumulated in ...

The Daily Atmospheric Ionospheric Limb Imager (DAILI) CubeSat successfully launched aboard the SpaceX Falcon 9 rocket at 5:07 a.m. EST on Dec. 21, 2021 from Launch Complex 39A at NASA’s Kennedy Space ...

A recent study has confirmed that SpaceX rockets reentering Earth's atmosphere are contributing to metal pollution, as ...