This stunning photo was taken on January 29, 2025, from 265 miles (425 km) above the Pacific Ocean. Pettit, a seasoned ...

Why Trust Us? A new study from scientists at Nagoya University in Japan analyzes how the Earth likely sported a green hue in its early days. Due to evolutionary pressures and the light spectrum ...

A strange phenomenon has been found: all of the oceans on Earth will turn green in real time. Earth’s Oceans Were Green a ...

The shot of our planet and the great cosmos beyond offers an eerie sense of scale to our quotidian situations on Earth.

For a long stretch of Earth’s history, our planet might have looked green from a distance, instead of the pale blue dot we know today. Earth’s green period, which lasted from around 3 billion ...

An international team, including the UNIGE, has discovered a super-Earth that will enable astronomers to test new hypotheses in the search for life in the Universe.

The green-tinged Comet Nishimura is zipping past Earth, and you have a few days to grab what could be a one-time-only chance to spot it — with a little know-how. Comet Nishimura, named after the ...