Researchers discover extraterrestrial origins of a chemical essential for human DNA and other cell processes.
No particle we know of can explain what's going on.
Flat Earth theory has enjoyed staying power since at least the 19th century despite being patently untrue. Neil deGrasse Tyson, the late Carl Sagan, Bill Nye the Science Guy, and other big thinkers will show you how to disprove this bad idea, all without having to take a journey into space.
Singer-songwriter Ryan O'Neal composes the songs of the cosmos.
The thick sheets of ice at these eight sites could provide the reservoir of water necessary for human expeditions to Mars.
You can watch the Cosmos marathon right now, for free!
Is science destined to crack the code of consciousness—and how would we even go about it?
ORBITER was in the path of totality for the solar eclipse, and on our way, we were joking about which of us might scream. Turns out, how could you not?
Greatest job ever? NASA will pay six-figures to a Planetary Protection Officer.
Northwestern University researchers discover the unexpected origins of half the atoms in our bodies.
NASA is close to testing its next-generation nuclear fission reactors that would power a Mars colony and propel space exploration.
A popular physicist shares why he believes that the deepest nature of reality is hidden from us.
A study on the strange Cold Spot in space may prove that we live in a multiverse.
Once we discover alien life out there, humanity will never be the same.
Scientists create a superfluid with negative mass that accelerates backwards.
The Many Worlds Interpretation is just one of a few multiverse hypotheses—but is there a glaring paradox in this popular idea?
NASA scientists discover what two places in the solar system might have favorable conditions for alien life.
New research explains how to build different types of outposts in space.