Congress almost defeated the LIGO program before it was ever built.
Jason Socrates Bardi, Editor
Scientists detect billion-year-old gravitational message.
Gabriel Popkin, Contributor
The challenges of nourishing astronauts on years-long trips.
Charles Q. Choi, Contributor
Laser spacecraft would redirect objects away from a collision course with Earth.
New findings may help scientists understand how the largest stars in the universe die.
An automatic telescope network could conduct tedious measurements at centers of galaxies.
Eclipses would be a thing of the past.
Marsha Lewis, Contributing Producer
Astronauts should pack sleeping tablets and congestion medication before heading for the space station.
Benjamin Plackett, Contributor
"Spooky Action at a Distance" challenges familiar concepts of space and location.
Ben P. Stein, Contributor
Inside Science is an editorially independent news service of the American Institute of Physics