California Institute of Technology

Evidence for a Martian Ocean

(Phys.org) —Researchers at the California Institute of Technology (Caltech) have discovered evidence for an ancient delta on Mars where a river might once have emptied into a vast ocean.

Jul 17, 2013
4.8 / 5 (13) 7 | with audio podcast

A new view of the energetic universe

The Nuclear Spectroscopic Telescope Array, or NuSTAR, sees the high-energy X-rays emitted by the densest, hottest regions of the universe. The brainchild of Fiona Harrison, Caltech's Benjamin M. Rosen Professor ...

Dec 03, 2013
4.9 / 5 (12) 8

Stress buildup precedes large Sumatra quakes

The island of Sumatra, Indonesia, has shaken many times with powerful earthquakes since the one that wrought the infamous 2004 Indian Ocean tsunami. Now, scientists from the California Institute of Technology and the Indonesian ...

May 28, 2008
4.8 / 5 (12) 1

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