Ethics and engineering become entangled as Earthlings leave home.
Could life as we know it have developed if fundamental physics constants were different?
Simulation assesses odds of intercepting interstellar communications.
Physicist Kip Thorne addresses critiques of movie's plot elements.
Research shows that magnetic fields played a role the solar system's formation.
Fifty years after the term "black hole" was coined, audiences and scientists remain captivated.
New Data Cast Doubt on Extraordinary Gravitational-Wave Claim
Simulated Martian soil supports plant life, but questions about extraterrestrial plant growth remain.
Barren bubble-like zones could help untangle universe's mysteries.
The camera allows astronomers to peer into a previously unseen portion of the universe.