"That might be his best option in terms of reproductive success."
It is not just individuals who have downplayed warnings about the virus.
"It's quite different to be a long ways away trying to convey that information to people."
You might be what's known as a super recogniser.
It is the first time since 1964 that no men are among the chemistry Prize winners.
Left to their own devices, scientists can't necessarily be trusted, they say.
While their iconic image makes for good TV and comic strip fodder, new research suggests little of it's true.
The world's oldest sperm has been found encased in a piece of amber dug up in Myanmar.
Scientists say the paint could be the new way of generating electricity.