Making the world better, one answer at a time. a superbug is a micro-organism that is resistant to most anti-biotics. the superbugs in recent history are imune to all anti-biotics,except one.
Both electronic and paper versions of Series I savings bonds are purchased at face value and earn interest until they are redeemed or reach maturity. You must hold Series I bonds for at least 12 months before redeeming them. Series I savings bonds will continue to earn interest for up to 30 years. They will cease paying interest once they have matured.
Best Answer: I have an EE savings bond (30 year) so it matures at the end of 30 years. It should say the length of the bond in the right hand corner under the green Series EE. Mine is for $75 and was issued in 1999. It is now worth only $51.78. Only $14 worth on interest in 9 years!