One of humanity’s most profound questions is whether life exists beyond Earth — and if so, what forms it might take. For ...

Rubin Observatory basks in the glow of this vibrant sunset from April 2025. From atop its perch on Cerro Pachón in Chile, Rubin will repeatedly scan the entire southern hemisphere sky for a decade, ...

What Cassini Saw — and What It Didn’t Why are Titan’s river deltas missing? Planetary scientist Beth Johnson chats with Brown University’s Sam Birch to explore a strange and unexpected mystery on ...

SETI Institute 339 Bernardo Ave, Suite 200 Mountain View, CA 94043, United States Phone 650.961.6633 Fax 650.961.7099 ©2025 SETI Institute. All rights reserved ...

Some call it your sixth sense. You refer to it when you have a “gut feeling.” With a vast fiber network running throughout your body, the vagus nerve knows about and helps regulate every critical ...

SETI Institute 339 Bernardo Ave, Suite 200 Mountain View, CA 94043, United States Phone 650.961.6633 Fax 650.961.7099 ©2025 SETI Institute. All rights reserved ...

What if billions of years ago, the Red Planet had rain, snow, and even rivers that carved out landscapes much like those we ...

Stunning stellar explosions occur every second across the cosmos – some observable, most too distant to ever know, all of them fleeting, lasting from seconds to tens of thousands of years. In the age ...

How Chemistry Might Explain Life on Other Planets What if the origin of life isn’t a one-in-a-billion cosmic fluke, but something that happens whenever the conditions are just right? Join ...

When we think about asteroids that could threaten Earth, we often imagine massive, city-sized rocks hurtling through space. But what if the real danger comes from much smaller, barely detectable ones?