Embryology news, articles and features | New Scientist

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What are 'synthetic embryos' and why are scientists making them?

The first human embryo-like structures have been created from stem cells and reached a landmark stage of development, in a move that could help scientists study the causes of early miscarriages

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Stunning image shows the developing nervous system in a chick embryo

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An embryo developing in the uterus at 8 weeks, 9 weeks and 10 weeks

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Miscarriages may be more likely to occur with slow developing embryos

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The amazing ways electricity in your body shapes you and your health

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The amazing ways electricity in your body shapes you and your health

Features

A synthetic mouse embryo (left) and a natural mouse embryo (right) show comparable brain and heart formation

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Synthetic reproductive cells will help us understand fertility in 2023

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A hair follicle generated from hair organoids - tiny, simple versions of an organ

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Hair follicles grown in the lab in a step towards hair loss treatment

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Synthetic (left) and natural (right) embryos to show comparable brain and heart formation.

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Synthetic mouse embryos with rudimentary brain grown in the lab

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Insight into early embryos could explain why some pregnancies fail

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Insight into early embryos could explain why some pregnancies fail

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Monkey-human blastocyst

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Human cells grown in monkey embryos raise ethical concerns

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Embryos reverse ageing to become younger than when they first formed

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Embryos reverse ageing to become younger than when they first formed

An embryo can reverse signs of ageing and appear younger than the fertilised egg from which it arose. This almost paradoxical finding suggests that embryos are able to rejuvenate, which could lead to ways of reversing age-related

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Why climate change is creating more female sea turtles and crocodiles

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Humans

Should animals with human genes or organs be given human rights?

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Cuttlefish embryos can see and recognise predators before they hatch

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The gene editing revelation that shocked the world

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