Half of the extraordinary heat of the Earth that erupts on its surface volcanically and drives the titanic motions of the continents is due to radioactivity, scientists find. This new discovery shows ...

Short-lived radioisotopes such as aluminum-26 influenced early solar system heat, water retention and the formation of Earth-like rocky planets, according to meteorite analyses and models.

Paleoclimate records for the last 400,000 years in the study region of Hajar mountains, Oman. This includes alluvial records of wetter (blue) and drier (orange) conditions from both the sample sites ...