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Catching up on sleep at weekends may aggravate period pain
Getting up early on weekdays and sleeping in on weekends to compensate may cause period pain by disrupting the circadian rhythms that control hormone cycles
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New techniques may soon make designer babies a reality 鈥� are we ready?
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Exclusive: A new test can predict IVF embryos’ risk of having a low IQ
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Humans
New Scientist 50 years ago: The first test-tube babies, sort of
Regulars
Life
Orangutans are exceptionally good at keeping their infants alive
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Pregnancy changes how hundreds of genes work in a woman’s body
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Life
Male birds can be good singers or good looking, but not both
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We are a step closer to making babies with same-sex genetic parents
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IVF success boosted by drug that helps embryos implant in the womb
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BPA-free plastics seem to disrupt sperm and egg development in mice
We are starting to replace harmful BPA in plastic bottles and food containers, but alternative chemicals might be just as bad
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Environment
The male fish who eat their eggs because they want better babies
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Just a few drinks during pregnancy might be enough to lower future IQ
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Humans
Fewer baby boys were born after three major earthquakes in Japan
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How our bodies are rapidly colonised by bacteria when we’re born
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