Sedimentary Rocks Lecture by Dr. Abhishek Baldwa

Sedimentary rocks as sediment implies are composed largely of fragments of older rocks and minerals that have been more or less thoroughly consolidated and arranged in layers and strata. Igneous rocks …

Alzheimer’s Disease by Dr. C. Nath

Alzheimer’s disease (AD) is an age related progressive neurodegenerative disorder and the major cause of dementia. Neuropathological hallmarks of AD are loss of hippocampal cholinergic neurons, amyloid plaques and neurofibrillary tangles.