Environment
Decades-long project is linking our health to the environment
Started in 1959, this California study is one of the oldest ongoing research projects in the world.
Genetics
More Stories in Genetics
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AnimalsThe many efforts to lick cat allergies
Up to one in five people around the world may be allergic to cats. Science is coming to help their desire for kitty cuddles.
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Health & MedicineSerious virus emerges in China and is spreading globally
A new viral infection emerged in December 2019 among people in Wuhan, China. The mystery illness has already killed at least 17 people and sickened many hundreds.
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AnimalsNewly discovered eel sets a jolting record for animal voltage
Scientists have found two new electric eel species. One now holds the animal kingdom’s record for highest delivered voltage.
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Health & MedicineCould disabling one protein cure the common cold?
Cold viruses — and there are many — seem to need this human molecule to spread.
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GeneticsWhat we can — and can’t — learn from our pets’ DNA
Your dog or cat’s DNA is an open book. DNA tests tell people about their pet’s breed and attempt to predict things about its behavior and health.
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GeneticsExplainer: How DNA testing works
Lots of companies will now test DNA from people and their pets. How do these gene-sequencing techniques work? We explain.
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GeneticsDNA testing looks into dog breeds and cat history
Dog and cat breeds can look very different from one another. How does it happen? Combinations of tiny genetic tweaks.
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GeneticsCRISPR enters its first human trials
A host of new human trials are using a gene-editing tool known as CRISPR to treat genetic diseases — from sickle cell and cancers to a blinding eye disorder.
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MicrobesObesity in mice caused by defects in their immune system
Subtle defects in T cell function alter rodents’ microbiome and fat absorption, providing hints of what might also be going on in people.