Immune cells (yellow) clear amyloid plaques (magenta) in the brain of an Alzheimer's mouse (left). Degenerating myelin distracts them from it (right). ...
Finally early summer, blooming flowers, shrubs and grasses - if it weren't for the pollen allergy. Allergy sufferers suffer particularly badly in spring...
Some people hardly let others have a say in conversations, making equal communication almost impossible. You can find out here which strategies help...