I heard this story in the late seventies. Just prior to a manned launch an insect was heard in the superstructure of the rocket. The risk analysis and decision had to be made to launch or to delay the launch and purge the insect. The risk was negligible so the rocket launch. The insect was dubbed the Gemini Cricket.
In today's news...32 more planets were found outside of our solar system bringing the total to 400. And..., not a sign of intelligent life, not even here.
In the far distant future in the year 4527, a number of scientists from all over the universe were having a convention on a far distant galaxy. Two beings were seated next to one another when they struck up a conversation.
"Where are you from?" the one asked.
"I'm from Alpha Century," he answered. "Where are you from?"
"I'm from Earth" was the answer.
"I know someone from earth," the Alpha Centurion said. "John Smith. Do you know him?"
Two molecules are walking down the street and one starts looking around. The other asks,
"I have lost my electron!"
"Are you sure?"