California Institute of Technology

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

Caltech engineers build smart petri dish

The cameras in our cell phones have dramatically changed the way we share the special moments in our lives, making photographs instantly available to friends and family. Now, the imaging sensor chips that ...

Oct 03, 2011
4.6 / 5 (5) 1 | with audio podcast