First there was liquid metal, that wondrous substance from Bill Johnson's materials science lab at Caltech that is now used for golf clubs and tennis rackets. Now a couple of Johnson's enterprising grad students have come up with a new invention-liquid metal foam.
Two months after a pivotal study on the potential impact of a future hydrogen economy on the environment, further evidence is emerging on what would happen to new quantities of hydrogen released into the atmosphere through human activity.
Scientists at the California Institute of Technology (Caltech) and the European Organization for Nuclear Research (CERN) have set a new Internet2 land speed record using the next-generation Internet protocol IPv6.
For the first time, the planets orbiting a pulsar have been "weighed" by measuring precisely variations in the time it takes them to complete an orbit, according to a team of astronomers from the California Institute of Technology and Pennsylvania State University.