Caleb Scharf
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
Are space scientists too conservative and close-minded about the possibility that ET exists?
Who Said Nobody Read Isaac Newton?
It’s a myth that legendary works in science aren’t read.
We Never Know Exactly Where We’re Going in Outer Space
Adventures in space travel remind us how imprecisely we measure reality.
The App That Offers Cosmic Awe
Like any good version of Powers of Ten, use this app and you can find yourself getting that feeling of cosmic awe—it might take a little attention, but that’s always going to be true.Photograph by RollingCamera / Shutterstock Nautilus Members enjoy an ad-free experience. Log in or Join now . One of the weirdest things […]
Take Our Virtual Trip to Mars
See where NASA’s Mars 2020 mission will go and what it may find.
The Universe Has Made Almost All the Stars It Will Ever Make
Black holes are cosmic dimmers.
How Life Could Continue to Evolve
On the origin of an interstellar species.
Mars Is a Second-Rate Backup Plan
On the red planet, existential threats abound.
The Trouble with Counting Alien Civilizations
Life on Earth is a sketchy guide to intelligent life in the cosmos.