Astronomer Adam Frank asks: With so many extraordinary claims, why can't anybody produce the proof?

"I have a friend who thinks vaccines cause autism," writes Nina. "What can I do?"

The truly talented are those who got to where they are despite preconceived expectations.

"I think we need a truly open-ended conversation with 8 billion strangers, and what makes that hard to do increasingly is a level of political fragmentation and extremism and partisanship born of our engagement with these new technologies."

When we see pictures from Hubble or JWST, they show the Universe in a series of brilliant colors. But what do those colors really tell us?

Of the millions of substances people encounter daily, health researchers have focused on only a few hundred. Those in the emerging field of exposomics want to change that.

In the 18th century, David Hume argued that we are only motivated to do good when our passions direct us to do so. Was he right?