A portion of a protein that may hold the key to identifying planets on the edge of supporting life has been discovered by a group of Rutgers researchers working to identify the earliest beginnings of metabolism, the set of fundamental chemical events that originally powered life on Earth.
On Earth, shifting tectonic plates reshuffle the planet's surface and make for a dynamic interior, so the absence of such processes on Mars led many to think of it as a dead planet, where not much happened in the past 3 billion years.
Washington [US], September 28 (ANI): The transition zone between the Earth's upper and lower mantle contains considerable quantities of water, according to an international study. The research team analyzed a rare diamond formed 660 meters below the Earth's surface using techniques including