Researchers reveal how stem cells make decisions

Embryonic stem cells have the remarkable ability to develop into any type of cell. On their way to become for example a liver or a heart cell, they must repeatedly decide between alternative developmental paths. How they ...

Ultracold atoms point toward an intriguing magnetic behavior

Using atoms cooled to just billionths of a degree above absolute zero, a team led by researchers at Princeton University has discovered an intriguing magnetic behavior that could help explain how high-temperature superconductivity ...

New proton 'starter' for optogenetics

Scientists have examined a protein that will find application in optogenetics and could be used to control muscle and neuronal cells. The paper on the light-sensitive NsXeRprotein of the xenorhodopsin class was published ...

The shark network—exposing the social lives of sharks

Researchers have shown for the first time that sharks show very strong preferences for particular individuals in their social networks over years and prefer to hang out with other individuals of the same sex and size, in ...

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