Nowadays, the dark of night is interspersed with the light of stars. But before the stars were born, did light shine at the ...

For years, scientists have worked to chart the universe’s massive structure, aiming to test key models of cosmology. These ...

The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic ...

A green-hued comet has made its closest approach to Earth, wowing night sky watchers in the Northern Hemisphere who caught a glimpse of the icy celestial object as it passed through our cosmic ...

Earth Earth’s oceans may have been green for billions of years. Some cyanobacteria have pigments that specialise in harvesting green light to power photosynthesis, which may be because they ...

It orbits a G-type star, like the Sun, at a distance of just 19.7 light-years, which is, on the scale of the Universe, in the very close neighbourhood of the Earth.

The ocean that nurtured life in the ancient past was 'green'! ~Understanding the evolution of photosynthetic organisms on Earth 2.5 billion years ago~ - Nagoya University Research Results Information ...

Pale green dot. The oceans were likely once a vibrant green color between 3.8 and 1.8 billion years ago, according to a study published in the journal Nature Ecology & Evolution.During this period ...

This is the background to the discovery of super-Earth HD 20794 d by an international team. The new planet lies in an eccentric orbit, so that it oscillates in and out of its star's habitable zone.