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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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→