In "Mapmatics," a mathematician tells the stories of how math helps us track epidemics, map the seafloor, and plot a complex delivery route.

Jim MacArthur manages Harvard’s Electronic Instrument Design Lab, fulfilling specific instrumentation requests across ...

Does your touchpad have trouble scrolling, clicking, or zooming? Are gesture controls not working properly? Here’s what to do if your laptop’s touchpad has been jumpy or inaccurate. It doesn't matter ...

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Oscar-nominated actor Laurence Fishburne joins TODAY to discuss his role in Season Four of the Netflix fantasy hit “The Witcher.” He also looks back on working on “The Matrix” and reacts to his TODAY ...

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