Many scientists believe it’s only a matter of time before an alien ecosystem is discovered, but experts are skeptical about a ...

Scientists have detected molecules on another planet that could potentially indicate the presence of microbial life, in what ...

The university is breaking tradition to undo what it calls a ‘culture of overwork’, but critics say it will weaken the ...

Harvard professor Steve Levitsky has spent decades studying democracies and how they fail. He's now raising alarm bells over ...