Pokémon Go now has Mega Evolution, allowing you to make strong Pokémon and make them even stronger. In this Pokémon Go guide, we’ll show you how to get Mega Energy and use it to power up your Pokémon ...

This Review discusses recent advances in the molecular evolution of vertebrate organs, including rates of evolution of organs and cell types, molecular mechanisms of organ evolution and how complex ...

Metropolitan Transit System trolley service experienced delays on Wednesday morning after a malfunction on the tracks in downtown San Diego. A track switch issue led to at least two trolleys stalled ...