Recent observations by the James Webb Space Telescope have revealed massive galaxies at very high redshift ($z\simeq 7-15$). The question of whether the existence of such galaxies is expected in the corresponding JWST surveys has received a lot of attention. though the answer straddles areas of cosmology and complex astrophysical details of high-redshift galaxy formation. The growth r... https://poolsproductscanadas.shop/product-category/pentair-ultratemp-parts/