News
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AstronomyMilky Way gets a new layer
Astronomers propose that 150 billion corpses of sunlike stars may blanket the visible disk of the galaxy.
By Ron Cowen -
AnimalsBees log flight distances, train with maps
After decades of work, scientists crack two problems of how bees navigate: reading bee odometers and mapping training flights.
By Susan Milius -
EarthDDT treatment turns male fish into mothers
Injecting into fish eggs an estrogen-mimicking form of the pesticide DDT transforms genetically male medaka fish into apparent females able to lay eggs that produce young.
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Health & MedicineNovel diabetes strain has rapid onset
Japanese researchers have confirmed that some patients with type 1 diabetes have a novel form of the disease that's not caused by immune cells attacking the pancreas.