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  • How do our bodies fight off dangerous chemicals?

    Cells are like night club bouncers, says UC San Diego's Amro Hamdoun: With every substance that a cell encounters, it has to decide which to eliminate and which to let in.

  • unboiling eggs

    Why unboil an egg?

    Gregory Weiss, UC Irvine chemistry professor, talks about 'unboiling' egg white proteins and returning them to their original state. The ability to quickly restore molecular proteins could slash biotechnology costs and dramatically reduce the costs for cancer treatments.

  • The life of a star, explained in 1 minute

    The iron in our blood, the silicon in your computer, the oxygen that we breath — all of those elements were synthesized inside a star. UC Santa Cruz astrophysicist Enrico Ramirez-Ruiz walks us through the process from a star's beginning to its death.

  • DNA

    Is the secret to a happy marriage in your DNA?

    Can something as simple and small as a gene impact something as complex as marriage? UC Berkeley researchers have found a link between relationship fulfillment and a gene variant, or allele, of the serotonin transporter gene.

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