Supercomputers play a vital role in scientific discoveries — from helping us forecast climate change to discovering new drugs. We've rounded up the top fastest on the planet right now.

This is part of Hello, Trumpworld, Slate’s reluctant guide to the people who will be calling the shots now—at least for as ...

This is part of Hello, Trumpworld, Slate’s reluctant guide to the people who will be calling the shots now—at least for as ...

Donald Trump is set to be sworn in as the 47th President of the United States at noon. We'll be posting live updates.

But now is not the time for acceptance and resignation. This is — yet again — a time for commitment and action. It’s fitting, then, that today we also honor Dr. Martin Luther King Jr., whose life ...

Donald Trump's being inaugurated on the day we celebrate Martin Luther King Jr. feels like a cruel irony. It is a cruel irony that the nation will commemorate the memory of Martin Luther King Jr. on ...