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@worldscifest
Happy #birthday Isaac #Newton! According to the Julian calendar, it's Newton's birthday today (the Gregorian calendar says it's Jan 4, but we couldn't wait to #celebrate!) #science #birthdays #physics #math #isaacnewton #hero #sciencehero #gamechanger #calendars

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    • isaacnewton
    • science
    • gamechanger
    • celebrate
    • sciencehero
    • math
    • birthdays
    • physics
    • newton
    • hero
    • calendars
    • birthday