Earth's atmosphere transports tiny forms of cellular life, such as fungal spores, pollen, bacteria, and viruses. On their ...

Scientists have uncovered microscopic clues buried deep in the ocean floor that could support a bold theory — a comet ...

JUICE successfully identified water and the building blocks of life in Earth's atmosphere. In doing so, the probe headed for ...

Since the beginning of Earth's history, tiny particles of rock and metal from space have been hitting our planet. On clear ...

We know very little about some parts of Earth's atmosphere. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Earth's ionosphere is the thin, hot layer of the upper atmosphere, and it consists of a loose collection of ionized (charged) particles — a plasma.

Earth’s atmosphere is trapping more than twice as much excess heat now compared to 1993, making scientists increasingly concerned about the impact on the world’s oceans.

Earth’s atmosphere now has more carbon dioxide in it than it has in millions — and possibly tens of millions — of years, according to data released Thursday by the National Oceanic and ...