Geophysical Research Letters

Two dynamos drive Jupiter's magnetic field

(Phys.org) —Superlatives are the trademark of the planet Jupiter. The magnetic field at the top edge of the cloud surrounding the largest member of the solar system is around ten times stronger than Earth's, ...

Aug 21, 2014
4.5 / 5 (13) 1

Clock Is ticking in West Antarctic

Reports that a portion of the West Antarctic Ice Sheet has begun to irretrievably collapse, threatening a 4-foot rise in sea levels over the next couple of centuries, surged through the news media last week. ...

May 26, 2014
4.1 / 5 (14) 5

The Sun's ripple effect

A new study co-authored by Boston University astronomers indicates that a bow shock (a dynamic boundary between the Sun's heliosphere and the interstellar medium) is highly likely. These findings challenge ...

Jul 30, 2013
5 / 5 (11) 10 | with audio podcast

Ironing out the details of the Earth's core

(PhysOrg.com) -- Identifying the composition of the earth's core is key to understanding how our planet formed and the current behavior of its interior. While it has been known for many years that iron is ...

Dec 20, 2011
4.9 / 5 (11) 7 | with audio podcast

Saturn's hexagon atmospheric phenomenon

An unusual structure with a hexagonal shape surrounding Saturn's north pole was spotted on the planet for the first time thirty years ago. Nothing similar with such a regular geometry had ever been seen on ...

Apr 09, 2014
4.5 / 5 (11) 1