Neuroscience

Healthy blood vessels may delay cognitive decline

High blood pressure may affect conditions such as Alzheimer's disease by interfering with the brain's waste management system, according to new research in rats published in JNeurosci. Maintaining blood vessel health could ...

Neuroscience

Blocking protein curbs memory loss in old mice

Impeding VCAM1, a protein that tethers circulating immune cells to blood vessel walls, enabled old mice to perform as well on memory and learning tests as young mice, a Stanford study found.

Other

Did Anne Boleyn really try to speak after being beheaded?

When Jean-Paul Marat's killer, Charlotte Corday, was executed by guillotine in 1793, a man named Francois le Gros allegedly lifted her head and slapped both cheeks. Onlookers claimed that Corday's face took on an angry expression ...

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