BLOG
A little reading while you wait
The terms, the theories, the research behind them, and the slightly chaotic culture that's grown up around finding out early. All written in plain English, all our own words.
BLOG
"Sex" vs "gender": what's the difference?
Why the two words don't mean the same thing, what that means for a site like ours, and a look at how anthropologists see it too.
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METHOD
Nub theory, explained
The oldest of Kay's two methods: reading the angle of a small bump between baby's legs against the line of the spine.
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METHOD
Skull theory, explained
A social-media favourite: judging the forehead, jaw and browline in profile. It's more art than science.
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BLOG
Does nub theory actually work? What the research says
The real studies behind the "angle of the dangle," why accuracy claims online are all over the place, and where it can still go wrong.
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BLOG
The chaotic history of the gender reveal party
From a 2008 cake to wildfires and a change of heart from the woman who started it all.
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