Senior MIT research scientist to speak for international collaboration for gravitational wave detection research.

Data suggest black holes swallow stellar debris in bursts.

Astronomers observe black hole producing cold, star-making fuel from hot plasma jets and bubbles.

Upgrades make detectors more sensitive to gravitational waves.

Scientists find gas at center of Perseus cluster travels much more slowly than expected.

Signal was produced by two black holes colliding 1.4 billion light years away.

Findings suggest two dining styles for black holes.

New algorithm could stitch together astronomical measurements made across the globe.

Physics professor emeritus shares prize with Caltech's Kip Thorne and Ronald Drever for designing the Laser Interferometer Gravitational-Wave Observatory.

Team that detected gravitational waves to share $3 million prize.