caleb scharf

An astrobiologist says non-fungible tokens do not bode well for our species’s future.

An astrobiologist and a director on the joys and challenges of filming space science.

An astrobiologist finds the heart of his work in a new novel by Richard Powers.

Black holes are cosmic dimmers.

An intriguing proposal about what makes reality tick under the surface.

The author on writing his new book, “The Ascent of Information.”

There may be more than one way to tune a universe for life.

It’s a myth that legendary works in science aren’t read.

Adventures in space travel remind us how imprecisely we measure reality.

See where NASA’s Mars 2020 mission will go and what it may find.

Black holes are cosmic dimmers.