Axios CEO Jim VandeHei joins us to discuss why living a more meaningful life requires confronting what matters and removing what doesn’t.

Once you decide what kind of person someone is, every interaction becomes supporting evidence. Here’s how to interrupt the cycle.

As the Earth spins and wobbles on its axis and revolves elliptically around the Sun, each day differs from the last. "24 hours" isn't right.

Classicist Natalie Haynes joins us to discuss the trials and joys of learning about ancient Greece and its myths.

OB/GYN Jen Gunter charts the science, history, and mythology of menstruation and menopause, offering a guidebook to navigate the rocky terrain of our modern healthcare landscape.

In general relativity, white holes are just as mathematically plausible as black holes. Black holes are real; what about white holes?

The Great Epizootic of 1872 gave James Law the evidence he needed to challenge centuries of thinking surrounding the origins of disease.

In technology, we make cumulative advances that withstand time. Not so in politics and ethics, argues philosopher John Gray.

Jimmy Doolittle pushed aircraft to their limits and, in the process, helped turn flight testing from daredevilry into a discipline.

The evidence that the Universe is expanding is overwhelming. But how? By stretching the existing space, or by creating new space itself?

Pain isn't a signal from the body. It's a decision made by the brain. Pain psychologist Rachel Zoffness explains why hurt and harm are not the same, why most chronic back pain has no structural cause, and how sleep, stress, and loneliness become ingredients in your own personal pain recipe.

A wise leader must learn to widen their perspective and lighten their mental load.

We experience time as real. But what if it's only an illusion: an illusion that's inherently relative? Does time fundamentally even exist?

The Earth is neither flat nor round. Actually, it's somewhere between a potato and a billiard ball.

Decades of research show that self-efficacy can be strengthened with a few surprisingly simple strategies.

Doctors told Noa Greenwood's family that she wasn't expected to live past age ten. This new biotech changed that, and opened the doors to a whole new wave of medical funding, treatment, and care.

5 steps to build a leadership development program that drives business impact

There's a speed limit to the Universe: the speed of light in a vacuum. But you can beat the speed of light. Just travel through a medium!

Generations ago, cosmologists asserted that the Universe might not just be the same in all directions, but at all times. But is that true?

Today's Milky Way only forms stars slowly. Our galactic center, where the star-forming rate is highest, gives a unique window into our past.