You might love your leadership role and inspire fierce loyalty — but what if that comes at the expense of a disastrous balance sheet? Here’s a way forward.

The Big Bang was hot, dense, uniform, and filled with matter and energy. Before that? There was nothing. Here’s how that’s possible.

Realizing that matter and energy are quantized is important, but quantum particles aren’t the full story; quantum fields are needed, too.

Whether you run the clock forward or backward, most of us expect the laws of physics to be the same. A 2012 experiment showed otherwise.

Once you cross a black hole’s event horizon, there’s no going back. But inside, could creating a singularity give birth to a new Universe?