Only 25 minutes of walking per day may keep older patients from weakening

If an older person is already weakened by a medical condition, then spending all day in a hospital bed is only going to make them weaker. New research, however, suggests that as little as 25 minutes of walking per day makes a big difference.Continue Re… Continue reading Only 25 minutes of walking per day may keep older patients from weakening

Subset of brain immune cells identified, linked to cognition and memory

Researchers have identified a subset of microglia, the brain's immune cells, called ARG1+ microglia (shown here in yellow), surrounded by regular microglia (red)

A new study has discovered the important role that a subset of microglia, the brain’s immune cells, plays in early brain development, cognition and memory. The finding gives us a better understanding of how these cells work and could pave the way for new treatments for neurodegenerative conditions like Alzheimer’s disease.

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Continue reading Subset of brain immune cells identified, linked to cognition and memory

Autonomous P-Flap ornithopter uses a claw to perch like a bird

Flapping-wing ornithopter drones may potentially be more agile and energy-efficient than their fixed-wing counterparts, but most of them still can’t loiter in one spot. A new model addresses that limitation by using a claw mechanism to temporarily perc… Continue reading Autonomous P-Flap ornithopter uses a claw to perch like a bird

Walking robot uses neural net to change gaits

Insects rapidly transition between different walking gaits, in response to external stimuli. Scientists have now created a small robot that can do the same thing, utilizing an integrated artificial neural network – the technology might ultimately find … Continue reading Walking robot uses neural net to change gaits