These “qubits” are notoriously sensitive to heat and radiation, which can spoil their calculations, just as stray chalk marks might make the numeral 1 look like a 7 on a chalkboard. A research effort ...

Just as the chalkboard is a symbol of old school love notes and secret messages, Valentine’s Day is a symbol of romance and affection. 25+ Valentines Day Chalkboard Art Ideas With a little bit ...