July 3, 2026 Scientists at UCLA discovered a surprising reason aging muscles heal more slowly. In older muscle stem cells, a protein called NDRG1 builds up and acts like a brake, slowing the cells’ ...

1.7 million grill brushes recalled after people swallowed loose metal bristles Rare copy of Declaration of Independence found by UK National Archives in papers of captured US ship California man ...

A transformative moment arrives for North County health care By Paul Sisson July 1, 2026 at 8:10 p.m. Tri-City-Sharp and Palomar-UCSD collaborations arrive after months of planning that included a ...