Uncategorized
- Health & Medicine
Tumor’s border cells told to leave
Cells on a tumor's outer layer that touch healthy tissue receive a chemical signal that sends them wandering away.
- Earth
Warming climate will slow ocean circulation
Later this century, rising concentrations of greenhouse gases in Earth's atmosphere could slow the ocean currents that bring warm waters to the North Atlantic.
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This article makes me wonder, Does continental drift cause occasional changes to the ocean’s currents? Would major reorganizations of ocean currents tend to cause ice ages by temporarily disrupting the flow of warm water that normally keeps the ice at bay? Would simulations of past continental positions indicate when reorganizations would have occurred? Matt HenryWhittier, […]
- Animals
New candidates for smallest vertebrate
Two recent scientific papers have described fish species that could, depending on the definition, be the world's smallest known vertebrate.
