Extending a battery's lifetime with heat

Don't go sticking your electronic devices in a toaster oven just yet, but for a longer-lasting battery, you might someday heat them up when not in use. Over time, the electrodes inside a rechargeable battery cell can grow ...

dateOct 01, 2015 in Condensed Matter
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An army of tiny robots that tracks galaxies

Why is the universe expanding at an increasing rate? Scientists will attempt to gain a better understanding of this phenomenon by mapping the distribution of galaxies in the universe. Astrophysicists and robotics engineers ...

dateSep 30, 2015 in Astronomy
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