It is believed that the planet, named HD 20794 d, is at just the right distance from its star to sustain water on its surface ...

Earth’ planet that may be suitable for life - The exoplanet, which has been named HD 20794 d, orbits in the ‘habitable zone’ ...

A new study by an international team of researchers has uncovered troves of microbes thriving in the hostile subsurface of the earth, far from the life-giving energy of the sun. Chief among the ...

During the most critical month of the year, May, the Planet Earth Live team followed the lives of individual young animals growing up in the wild. They captured the incredible real life stories ...

The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball, about ...