Access
This article is part of Nature's premium content.
Published online 27 July 2005 | Nature | doi:10.1038/news050725-7
News
Ghostly particles unearth core radioactivity
Antineutrinos created inside our planet reveal how it stays warm.
An international team of researchers has used particles called antineutrinos that are produced in the bowels of the Earth to estimate how much of the core's heat comes from natural radioactivity.
This is the first time these elusive particles have been used to study geology.
To read this story in full you will need to login or make a payment (see right).
Comments
Reader comments are usually moderated after posting. If you find something offensive or inappropriate, you can speed this process by clicking 'Report this comment' (or, if that doesn't work for you, email webadmin@nature.com). For more controversial topics, we reserve the right to moderate before comments are published.
There are currently no comments.
