If you have multiple microphones in known locations, and can determine the time a sound arrives at each one, you can actually determine the location that sound is coming from. This technique is ...

Nuclear translocation of PNA–NLS hybridized oligonucleotides. In a first set of experiments, Cy-3 and Cy-5 fluorochrome-labeled 15-mer oligonucleotides were hybridized to the PNA–NLS at a molar ratio ...