NASA shared a response Wednesday on an independent review board established to assess plans and goals for the next generation of Earth-observing satellites: NASA’s Earth System Observatory, a ...

NASA is revamping a major series of Earth science missions, delaying some and relying more on international partners for others to reduce costs.

The Gaia Theory proposes that Earth’s living and non-living systems could act as a single self-regulating organism. This ...

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one day resemble our own.