Caleb Scharf
We Better Think Twice About What We Say to ET
Extraterrestrials could take our intergalactic message in entirely the wrong way.
The Worrisome Rise of NFTs
An astrobiologist says non-fungible tokens do not bode well for our species’s future.
A Wrinkle in Nature Could Lead to Alien Life
There may be more than one way to tune a universe for life.
Looking for Life on Mars
An astrobiologist and a director on the joys and challenges of filming space science.
What Is Life?
An astrobiologist finds the heart of his work in a new novel by Richard Powers.
The Universe Has Already Made Almost All the Stars It Will Ever Make
Black holes are cosmic dimmers.
Is the Universe Open-Ended?
An intriguing proposal about what makes reality tick under the surface.
My 3 Greatest Revelations
The author on writing his new book, “The Ascent of Information.”
A Wrinkle in Nature Could Lead to Alien Life
There may be more than one way to tune a universe for life.
The Alien-Haunted World
To shield one’s pet hypothesis of an alien object by suggesting that it is not being taken seriously because of a flaw in how we do science is playing a disingenuous game with the facts.Illustration by ktsdesign / Shutterstock Did you know that there are many scientists who devote their working lives to skillfully charting […]
