The new model shows blobs within Earth's mantle where seismic waves travel slower than usual (blue), which suggests they may be subducted slab chunks. (Image credit: Sebastian Noe/ETH Zurich ...

Artist’s conception of the K2-360 system, showing the ultra-dense super-Earth K2-360 b (red) in its extremely close orbit around its Sun-like star, with the more distant companion K2-360 c (blue) in ...

Something strange is happening in Earth’s magnetic field, and it has caught NASA’s attention. A massive region of lower magnetic intensity, known as the South Atlantic Anomaly (SAA), has appeared ...