YELLOWSTONE NATIONAL PARK--If there's any doubt that more visitors to this treasure of nature check out Old Faithful than anything else, all you need to do is compare the size of the world-famous ...

The small icy worlds on the edge of our solar system may be better contenders for life than we first thought, scientists have found. The dwarf planets of Eris and Makemake, situated in the Kuiper Belt ...

A team found evidence for hydrothermal or metamorphic activity within the icy dwarf planets Eris and Makemake, located in the Kuiper Belt. Methane detected on their surfaces has the tell-tale signs of ...

The U.S. government is offering $171.5 million in grants for field tests to generate electricity and conduct exploratory ...

Add Yahoo as a preferred source to see more of our stories on Google. U.S. Energy Secretary Jennifer Granholm, center, has a small talk with her counterparts before a plenary session in the G-7 ...

The Office of Geothermal under the US DOE has announced a funding opportunity for next-generation field tests and exploration ...

A project underway in New Haven shows the potential of the system, which harnesses heat beneath the earth. But it's not suitable everywhere.

A team co-led by Southwest Research Institute found evidence for hydrothermal or metamorphic activity deep within the icy dwarf planets Eris and Makemake (artistic illustration). Located in the Kuiper ...