This discovery has big implications for Nasa's Artemis program, which plans to establish a sustainable human presence at the ...

Researchers found LUCA, our earliest common ancestor, lived 4.2 billion years ago. It had a complex biology, affecting its ...

Justice Samuel Alito wrote that an overnight order blocking a group of Venezuelans from being deported under a wartime law was not “necessary or appropriate.” Read Justice Alito’s Dissent ...