Juno Probe Success

Scientists were elated by the success of Nasa’s Juno mission, this week. After an epic five-year voyage across 1.8bn miles (2.8bn km), the spacecraft approached Jupiter and successfully entered its orbit.


Prime Numbers

Is this a useless piece of information that Mathematicians have discovered? It appears that prime numbers, divisible only by 1 and themselves, show a reluctance to repeat their final digit. For example, 3 is a prime number whereas 33 is not.