Today's Good News Index

A specific gut bacterium, boosts muscle strength in mice by 30% and tracks with physical fitness in humans, new research finds.

Study finds species-rich grasslands emit more complex plant odors, and biodiversity loss disrupts chemical communication networks.

For the first time, three people with complete spinal cord injuries experienced both motor stimulation and sensory feedback at the same time.

A new study overturns decades of assumptions about lithium dendrites, finding they are brittle and rigid, with major implications for battery safety and design.